Home / 10,024,345.14-15,011,082.09-8,400,844.86

Finding the Fourth Proportional to 10,024,345.14, 15,011,082.09 and 8,400,844.86

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Solution

The fourth proportional to 10,024,345.14, 15,011,082.09 and 8,400,844.86 is: 12,579,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,024,345.14 : 15,011,082.09 = 8,400,844.86 : x
  2. Step 2: Convert to fraction form
    10,024,345.14/15,011,082.09 = 8,400,844.86/x
  3. Step 3: Cross multiply
    10,024,345.14x = 15,011,082.09 × 8,400,844.86
  4. Step 4: Simplify right side
    10,024,345.14x = 126,105,771,818,814.55
  5. Step 5: Solve for x
    x = 126,105,771,818,814.55/10,024,345.14
  6. Step 6: Final answer
    x = 12,579,951.11

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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.