Home / 9,090,778.32-13,618,582.56-7,614,294.48

Finding the Fourth Proportional to 9,090,778.32, 13,618,582.56 and 7,614,294.48

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Solution

The fourth proportional to 9,090,778.32, 13,618,582.56 and 7,614,294.48 is: 11,406,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,778.32 : 13,618,582.56 = 7,614,294.48 : x
  2. Step 2: Convert to fraction form
    9,090,778.32/13,618,582.56 = 7,614,294.48/x
  3. Step 3: Cross multiply
    9,090,778.32x = 13,618,582.56 × 7,614,294.48
  4. Step 4: Simplify right side
    9,090,778.32x = 103,695,898,012,032.28
  5. Step 5: Solve for x
    x = 103,695,898,012,032.28/9,090,778.32
  6. Step 6: Final answer
    x = 11,406,712.86

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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.