Home / 28,560,757.10-42,842,513.45-9,391,089.74

Finding the Fourth Proportional to 28,560,757.10, 42,842,513.45 and 9,391,089.74

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Solution

The fourth proportional to 28,560,757.10, 42,842,513.45 and 9,391,089.74 is: 14,087,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,757.10 : 42,842,513.45 = 9,391,089.74 : x
  2. Step 2: Convert to fraction form
    28,560,757.10/42,842,513.45 = 9,391,089.74/x
  3. Step 3: Cross multiply
    28,560,757.10x = 42,842,513.45 × 9,391,089.74
  4. Step 4: Simplify right side
    28,560,757.10x = 402,337,888,305,372.12
  5. Step 5: Solve for x
    x = 402,337,888,305,372.12/28,560,757.10
  6. Step 6: Final answer
    x = 14,087,087.64

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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.