Home / 7,566,979.86-10,442,654.33-4,129,442.73

Finding the Fourth Proportional to 7,566,979.86, 10,442,654.33 and 4,129,442.73

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Solution

The fourth proportional to 7,566,979.86, 10,442,654.33 and 4,129,442.73 is: 5,698,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,979.86 : 10,442,654.33 = 4,129,442.73 : x
  2. Step 2: Convert to fraction form
    7,566,979.86/10,442,654.33 = 4,129,442.73/x
  3. Step 3: Cross multiply
    7,566,979.86x = 10,442,654.33 × 4,129,442.73
  4. Step 4: Simplify right side
    7,566,979.86x = 43,122,342,984,274.30
  5. Step 5: Solve for x
    x = 43,122,342,984,274.30/7,566,979.86
  6. Step 6: Final answer
    x = 5,698,752.18

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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.