Home / 31,069,420.29-42,894,169.74-27,622,119.15

Finding the Fourth Proportional to 31,069,420.29, 42,894,169.74 and 27,622,119.15

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Solution

The fourth proportional to 31,069,420.29, 42,894,169.74 and 27,622,119.15 is: 38,134,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,069,420.29 : 42,894,169.74 = 27,622,119.15 : x
  2. Step 2: Convert to fraction form
    31,069,420.29/42,894,169.74 = 27,622,119.15/x
  3. Step 3: Cross multiply
    31,069,420.29x = 42,894,169.74 × 27,622,119.15
  4. Step 4: Simplify right side
    31,069,420.29x = 1,184,827,867,398,604.50
  5. Step 5: Solve for x
    x = 1,184,827,867,398,604.50/31,069,420.29
  6. Step 6: Final answer
    x = 38,134,855.96

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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.