Home / 28,560,788.22-42,842,560.14-9,391,120.86

Finding the Fourth Proportional to 28,560,788.22, 42,842,560.14 and 9,391,120.86

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Solution

The fourth proportional to 28,560,788.22, 42,842,560.14 and 9,391,120.86 is: 14,087,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,788.22 : 42,842,560.14 = 9,391,120.86 : x
  2. Step 2: Convert to fraction form
    28,560,788.22/42,842,560.14 = 9,391,120.86/x
  3. Step 3: Cross multiply
    28,560,788.22x = 42,842,560.14 × 9,391,120.86
  4. Step 4: Simplify right side
    28,560,788.22x = 402,339,660,226,558.50
  5. Step 5: Solve for x
    x = 402,339,660,226,558.50/28,560,788.22
  6. Step 6: Final answer
    x = 14,087,134.33

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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.