Home / 10,456,298.90-15,690,021.15-4,066,759.70

Finding the Fourth Proportional to 10,456,298.90, 15,690,021.15 and 4,066,759.70

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Solution

The fourth proportional to 10,456,298.90, 15,690,021.15 and 4,066,759.70 is: 6,102,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,298.90 : 15,690,021.15 = 4,066,759.70 : x
  2. Step 2: Convert to fraction form
    10,456,298.90/15,690,021.15 = 4,066,759.70/x
  3. Step 3: Cross multiply
    10,456,298.90x = 15,690,021.15 × 4,066,759.70
  4. Step 4: Simplify right side
    10,456,298.90x = 63,807,545,704,967.66
  5. Step 5: Solve for x
    x = 63,807,545,704,967.66/10,456,298.90
  6. Step 6: Final answer
    x = 6,102,306.97

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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.