Home / 14,117,077.28-19,481,565.08-8,005,505.76

Finding the Fourth Proportional to 14,117,077.28, 19,481,565.08 and 8,005,505.76

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Solution

The fourth proportional to 14,117,077.28, 19,481,565.08 and 8,005,505.76 is: 11,047,597.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117,077.28 : 19,481,565.08 = 8,005,505.76 : x
  2. Step 2: Convert to fraction form
    14,117,077.28/19,481,565.08 = 8,005,505.76/x
  3. Step 3: Cross multiply
    14,117,077.28x = 19,481,565.08 × 8,005,505.76
  4. Step 4: Simplify right side
    14,117,077.28x = 155,959,781,461,754.84
  5. Step 5: Solve for x
    x = 155,959,781,461,754.84/14,117,077.28
  6. Step 6: Final answer
    x = 11,047,597.06

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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.