Home / 11,437,444.35-15,779,727.66-7,309,891.56

Finding the Fourth Proportional to 11,437,444.35, 15,779,727.66 and 7,309,891.56

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Solution

The fourth proportional to 11,437,444.35, 15,779,727.66 and 7,309,891.56 is: 10,085,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437,444.35 : 15,779,727.66 = 7,309,891.56 : x
  2. Step 2: Convert to fraction form
    11,437,444.35/15,779,727.66 = 7,309,891.56/x
  3. Step 3: Cross multiply
    11,437,444.35x = 15,779,727.66 × 7,309,891.56
  4. Step 4: Simplify right side
    11,437,444.35x = 115,348,098,040,932.55
  5. Step 5: Solve for x
    x = 115,348,098,040,932.55/11,437,444.35
  6. Step 6: Final answer
    x = 10,085,128.68

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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.