Home / 52,488,052.20-78,732,078.30-47,449,204.20

Finding the Fourth Proportional to 52,488,052.20, 78,732,078.30 and 47,449,204.20

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Solution

The fourth proportional to 52,488,052.20, 78,732,078.30 and 47,449,204.20 is: 71,173,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,052.20 : 78,732,078.30 = 47,449,204.20 : x
  2. Step 2: Convert to fraction form
    52,488,052.20/78,732,078.30 = 47,449,204.20/x
  3. Step 3: Cross multiply
    52,488,052.20x = 78,732,078.30 × 47,449,204.20
  4. Step 4: Simplify right side
    52,488,052.20x = 3,735,774,460,347,089
  5. Step 5: Solve for x
    x = 3,735,774,460,347,089/52,488,052.20
  6. Step 6: Final answer
    x = 71,173,806.30

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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.