Home / 47,371,826.88-65,345,834.16-28,520,285.04

Finding the Fourth Proportional to 47,371,826.88, 65,345,834.16 and 28,520,285.04

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Solution

The fourth proportional to 47,371,826.88, 65,345,834.16 and 28,520,285.04 is: 39,341,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,371,826.88 : 65,345,834.16 = 28,520,285.04 : x
  2. Step 2: Convert to fraction form
    47,371,826.88/65,345,834.16 = 28,520,285.04/x
  3. Step 3: Cross multiply
    47,371,826.88x = 65,345,834.16 × 28,520,285.04
  4. Step 4: Simplify right side
    47,371,826.88x = 1,863,681,816,419,768.75
  5. Step 5: Solve for x
    x = 1,863,681,816,419,768.75/47,371,826.88
  6. Step 6: Final answer
    x = 39,341,565.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.