Home / 59,337,642.40-89,016,512.88-20,465,539.92

Finding the Fourth Proportional to 59,337,642.40, 89,016,512.88 and 20,465,539.92

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Solution

The fourth proportional to 59,337,642.40, 89,016,512.88 and 20,465,539.92 is: 30,701,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,337,642.40 : 89,016,512.88 = 20,465,539.92 : x
  2. Step 2: Convert to fraction form
    59,337,642.40/89,016,512.88 = 20,465,539.92/x
  3. Step 3: Cross multiply
    59,337,642.40x = 89,016,512.88 × 20,465,539.92
  4. Step 4: Simplify right side
    59,337,642.40x = 1,821,770,997,884,834.25
  5. Step 5: Solve for x
    x = 1,821,770,997,884,834.25/59,337,642.40
  6. Step 6: Final answer
    x = 30,701,775.87

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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.