Home / 9,373,665.58-12,935,138.18-5,242,898.78

Finding the Fourth Proportional to 9,373,665.58, 12,935,138.18 and 5,242,898.78

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Solution

The fourth proportional to 9,373,665.58, 12,935,138.18 and 5,242,898.78 is: 7,234,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373,665.58 : 12,935,138.18 = 5,242,898.78 : x
  2. Step 2: Convert to fraction form
    9,373,665.58/12,935,138.18 = 5,242,898.78/x
  3. Step 3: Cross multiply
    9,373,665.58x = 12,935,138.18 × 5,242,898.78
  4. Step 4: Simplify right side
    9,373,665.58x = 67,817,620,183,053.42
  5. Step 5: Solve for x
    x = 67,817,620,183,053.42/9,373,665.58
  6. Step 6: Final answer
    x = 7,234,909.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.