Home / 31,069,390.73-42,894,129.08-27,622,089.66

Finding the Fourth Proportional to 31,069,390.73, 42,894,129.08 and 27,622,089.66

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Solution

The fourth proportional to 31,069,390.73, 42,894,129.08 and 27,622,089.66 is: 38,134,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,069,390.73 : 42,894,129.08 = 27,622,089.66 : x
  2. Step 2: Convert to fraction form
    31,069,390.73/42,894,129.08 = 27,622,089.66/x
  3. Step 3: Cross multiply
    31,069,390.73x = 42,894,129.08 × 27,622,089.66
  4. Step 4: Simplify right side
    31,069,390.73x = 1,184,825,479,197,263
  5. Step 5: Solve for x
    x = 1,184,825,479,197,263/31,069,390.73
  6. Step 6: Final answer
    x = 38,134,815.37

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.