Home / 10,631,976.60-15,955,838.10-7,797,624.60

Finding the Fourth Proportional to 10,631,976.60, 15,955,838.10 and 7,797,624.60

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Solution

The fourth proportional to 10,631,976.60, 15,955,838.10 and 7,797,624.60 is: 11,702,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,976.60 : 15,955,838.10 = 7,797,624.60 : x
  2. Step 2: Convert to fraction form
    10,631,976.60/15,955,838.10 = 7,797,624.60/x
  3. Step 3: Cross multiply
    10,631,976.60x = 15,955,838.10 × 7,797,624.60
  4. Step 4: Simplify right side
    10,631,976.60x = 124,417,635,682,177.25
  5. Step 5: Solve for x
    x = 124,417,635,682,177.25/10,631,976.60
  6. Step 6: Final answer
    x = 11,702,211.20

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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.