Home / 10,558,188.31-15,843,273.56-5,700,430.12

Finding the Fourth Proportional to 10,558,188.31, 15,843,273.56 and 5,700,430.12

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Solution

The fourth proportional to 10,558,188.31, 15,843,273.56 and 5,700,430.12 is: 8,553,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558,188.31 : 15,843,273.56 = 5,700,430.12 : x
  2. Step 2: Convert to fraction form
    10,558,188.31/15,843,273.56 = 5,700,430.12/x
  3. Step 3: Cross multiply
    10,558,188.31x = 15,843,273.56 × 5,700,430.12
  4. Step 4: Simplify right side
    10,558,188.31x = 90,313,473,825,367.03
  5. Step 5: Solve for x
    x = 90,313,473,825,367.03/10,558,188.31
  6. Step 6: Final answer
    x = 8,553,879.81

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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.