Home / 52,488,424.20-78,744,446.10-30,911,919.60

Finding the Fourth Proportional to 52,488,424.20, 78,744,446.10 and 30,911,919.60

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Solution

The fourth proportional to 52,488,424.20, 78,744,446.10 and 30,911,919.60 is: 46,374,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,424.20 : 78,744,446.10 = 30,911,919.60 : x
  2. Step 2: Convert to fraction form
    52,488,424.20/78,744,446.10 = 30,911,919.60/x
  3. Step 3: Cross multiply
    52,488,424.20x = 78,744,446.10 × 30,911,919.60
  4. Step 4: Simplify right side
    52,488,424.20x = 2,434,141,986,789,733.50
  5. Step 5: Solve for x
    x = 2,434,141,986,789,733.50/52,488,424.20
  6. Step 6: Final answer
    x = 46,374,834.53

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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.