Home / 10,723,565.28-14,805,646.08-8,238,359.72

Finding the Fourth Proportional to 10,723,565.28, 14,805,646.08 and 8,238,359.72

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Solution

The fourth proportional to 10,723,565.28, 14,805,646.08 and 8,238,359.72 is: 11,374,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723,565.28 : 14,805,646.08 = 8,238,359.72 : x
  2. Step 2: Convert to fraction form
    10,723,565.28/14,805,646.08 = 8,238,359.72/x
  3. Step 3: Cross multiply
    10,723,565.28x = 14,805,646.08 × 8,238,359.72
  4. Step 4: Simplify right side
    10,723,565.28x = 121,974,238,294,047.89
  5. Step 5: Solve for x
    x = 121,974,238,294,047.89/10,723,565.28
  6. Step 6: Final answer
    x = 11,374,410.95

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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.