Home / 21,817,458.37-32,719,065.63-7,240,462.66

Finding the Fourth Proportional to 21,817,458.37, 32,719,065.63 and 7,240,462.66

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Solution

The fourth proportional to 21,817,458.37, 32,719,065.63 and 7,240,462.66 is: 10,858,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,817,458.37 : 32,719,065.63 = 7,240,462.66 : x
  2. Step 2: Convert to fraction form
    21,817,458.37/32,719,065.63 = 7,240,462.66/x
  3. Step 3: Cross multiply
    21,817,458.37x = 32,719,065.63 × 7,240,462.66
  4. Step 4: Simplify right side
    21,817,458.37x = 236,901,172,964,104.38
  5. Step 5: Solve for x
    x = 236,901,172,964,104.38/21,817,458.37
  6. Step 6: Final answer
    x = 10,858,330.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.