Home / 10,567,614.25-15,828,645.88-7,137,036.46

Finding the Fourth Proportional to 10,567,614.25, 15,828,645.88 and 7,137,036.46

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Solution

The fourth proportional to 10,567,614.25, 15,828,645.88 and 7,137,036.46 is: 10,690,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567,614.25 : 15,828,645.88 = 7,137,036.46 : x
  2. Step 2: Convert to fraction form
    10,567,614.25/15,828,645.88 = 7,137,036.46/x
  3. Step 3: Cross multiply
    10,567,614.25x = 15,828,645.88 × 7,137,036.46
  4. Step 4: Simplify right side
    10,567,614.25x = 112,969,622,700,574.56
  5. Step 5: Solve for x
    x = 112,969,622,700,574.56/10,567,614.25
  6. Step 6: Final answer
    x = 10,690,172.83

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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.