Home / 10,456,319.40-15,690,051.90-4,066,780.20

Finding the Fourth Proportional to 10,456,319.40, 15,690,051.90 and 4,066,780.20

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Solution

The fourth proportional to 10,456,319.40, 15,690,051.90 and 4,066,780.20 is: 6,102,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,319.40 : 15,690,051.90 = 4,066,780.20 : x
  2. Step 2: Convert to fraction form
    10,456,319.40/15,690,051.90 = 4,066,780.20/x
  3. Step 3: Cross multiply
    10,456,319.40x = 15,690,051.90 × 4,066,780.20
  4. Step 4: Simplify right side
    10,456,319.40x = 63,807,992,403,892.38
  5. Step 5: Solve for x
    x = 63,807,992,403,892.38/10,456,319.40
  6. Step 6: Final answer
    x = 6,102,337.73

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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.