Home / 25,555,420.60-38,333,909.31-9,992,627.98

Finding the Fourth Proportional to 25,555,420.60, 38,333,909.31 and 9,992,627.98

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Solution

The fourth proportional to 25,555,420.60, 38,333,909.31 and 9,992,627.98 is: 14,989,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555,420.60 : 38,333,909.31 = 9,992,627.98 : x
  2. Step 2: Convert to fraction form
    25,555,420.60/38,333,909.31 = 9,992,627.98/x
  3. Step 3: Cross multiply
    25,555,420.60x = 38,333,909.31 × 9,992,627.98
  4. Step 4: Simplify right side
    25,555,420.60x = 383,056,494,753,888.56
  5. Step 5: Solve for x
    x = 383,056,494,753,888.56/25,555,420.60
  6. Step 6: Final answer
    x = 14,989,246.34

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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.