Home / 28,951,542.81-43,435,718.78-11,670,824.61

Finding the Fourth Proportional to 28,951,542.81, 43,435,718.78 and 11,670,824.61

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Solution

The fourth proportional to 28,951,542.81, 43,435,718.78 and 11,670,824.61 is: 17,509,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951,542.81 : 43,435,718.78 = 11,670,824.61 : x
  2. Step 2: Convert to fraction form
    28,951,542.81/43,435,718.78 = 11,670,824.61/x
  3. Step 3: Cross multiply
    28,951,542.81x = 43,435,718.78 × 11,670,824.61
  4. Step 4: Simplify right side
    28,951,542.81x = 506,930,655,632,309
  5. Step 5: Solve for x
    x = 506,930,655,632,309/28,951,542.81
  6. Step 6: Final answer
    x = 17,509,624.93

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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.