Home / 7,187,636.96-9,915,358.20-4,284,982.52

Finding the Fourth Proportional to 7,187,636.96, 9,915,358.20 and 4,284,982.52

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Solution

The fourth proportional to 7,187,636.96, 9,915,358.20 and 4,284,982.52 is: 5,911,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,636.96 : 9,915,358.20 = 4,284,982.52 : x
  2. Step 2: Convert to fraction form
    7,187,636.96/9,915,358.20 = 4,284,982.52/x
  3. Step 3: Cross multiply
    7,187,636.96x = 9,915,358.20 × 4,284,982.52
  4. Step 4: Simplify right side
    7,187,636.96x = 42,487,136,566,538.66
  5. Step 5: Solve for x
    x = 42,487,136,566,538.66/7,187,636.96
  6. Step 6: Final answer
    x = 5,911,141.14

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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.