Home / 40,992,484.86-61,487,742.15-13,326,366.42

Finding the Fourth Proportional to 40,992,484.86, 61,487,742.15 and 13,326,366.42

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Solution

The fourth proportional to 40,992,484.86, 61,487,742.15 and 13,326,366.42 is: 19,989,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,992,484.86 : 61,487,742.15 = 13,326,366.42 : x
  2. Step 2: Convert to fraction form
    40,992,484.86/61,487,742.15 = 13,326,366.42/x
  3. Step 3: Cross multiply
    40,992,484.86x = 61,487,742.15 × 13,326,366.42
  4. Step 4: Simplify right side
    40,992,484.86x = 819,408,182,229,378.62
  5. Step 5: Solve for x
    x = 819,408,182,229,378.62/40,992,484.86
  6. Step 6: Final answer
    x = 19,989,229.37

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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.