Home / 28,560,794.22-42,842,569.14-9,391,126.86

Finding the Fourth Proportional to 28,560,794.22, 42,842,569.14 and 9,391,126.86

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Solution

The fourth proportional to 28,560,794.22, 42,842,569.14 and 9,391,126.86 is: 14,087,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,794.22 : 42,842,569.14 = 9,391,126.86 : x
  2. Step 2: Convert to fraction form
    28,560,794.22/42,842,569.14 = 9,391,126.86/x
  3. Step 3: Cross multiply
    28,560,794.22x = 42,842,569.14 × 9,391,126.86
  4. Step 4: Simplify right side
    28,560,794.22x = 402,340,001,802,061.06
  5. Step 5: Solve for x
    x = 402,340,001,802,061.06/28,560,794.22
  6. Step 6: Final answer
    x = 14,087,143.33

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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.