Home / 75,549,539.90-113,347,437.56-38,687,529.56

Finding the Fourth Proportional to 75,549,539.90, 113,347,437.56 and 38,687,529.56

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Solution

The fourth proportional to 75,549,539.90, 113,347,437.56 and 38,687,529.56 is: 58,043,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549,539.90 : 113,347,437.56 = 38,687,529.56 : x
  2. Step 2: Convert to fraction form
    75,549,539.90/113,347,437.56 = 38,687,529.56/x
  3. Step 3: Cross multiply
    75,549,539.90x = 113,347,437.56 × 38,687,529.56
  4. Step 4: Simplify right side
    75,549,539.90x = 4,385,132,340,966,104
  5. Step 5: Solve for x
    x = 4,385,132,340,966,104/75,549,539.90
  6. Step 6: Final answer
    x = 58,043,137.62

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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.