Home / 47,884,520.10-71,826,780.15-28,752,644.10

Finding the Fourth Proportional to 47,884,520.10, 71,826,780.15 and 28,752,644.10

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Solution

The fourth proportional to 47,884,520.10, 71,826,780.15 and 28,752,644.10 is: 43,128,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,884,520.10 : 71,826,780.15 = 28,752,644.10 : x
  2. Step 2: Convert to fraction form
    47,884,520.10/71,826,780.15 = 28,752,644.10/x
  3. Step 3: Cross multiply
    47,884,520.10x = 71,826,780.15 × 28,752,644.10
  4. Step 4: Simplify right side
    47,884,520.10x = 2,065,209,846,501,895
  5. Step 5: Solve for x
    x = 2,065,209,846,501,895/47,884,520.10
  6. Step 6: Final answer
    x = 43,128,966.15

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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.