Home / 10,167,637.86-15,251,580.72-2,979,317.16

Finding the Fourth Proportional to 10,167,637.86, 15,251,580.72 and 2,979,317.16

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Solution

The fourth proportional to 10,167,637.86, 15,251,580.72 and 2,979,317.16 is: 4,469,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,637.86 : 15,251,580.72 = 2,979,317.16 : x
  2. Step 2: Convert to fraction form
    10,167,637.86/15,251,580.72 = 2,979,317.16/x
  3. Step 3: Cross multiply
    10,167,637.86x = 15,251,580.72 × 2,979,317.16
  4. Step 4: Simplify right side
    10,167,637.86x = 45,439,296,156,221.16
  5. Step 5: Solve for x
    x = 45,439,296,156,221.16/10,167,637.86
  6. Step 6: Final answer
    x = 4,469,012.05

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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.