Home / 31,345,081.80-47,017,622.70-26,306,233.80

Finding the Fourth Proportional to 31,345,081.80, 47,017,622.70 and 26,306,233.80

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Solution

The fourth proportional to 31,345,081.80, 47,017,622.70 and 26,306,233.80 is: 39,459,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,345,081.80 : 47,017,622.70 = 26,306,233.80 : x
  2. Step 2: Convert to fraction form
    31,345,081.80/47,017,622.70 = 26,306,233.80/x
  3. Step 3: Cross multiply
    31,345,081.80x = 47,017,622.70 × 26,306,233.80
  4. Step 4: Simplify right side
    31,345,081.80x = 1,236,856,575,466,387.25
  5. Step 5: Solve for x
    x = 1,236,856,575,466,387.25/31,345,081.80
  6. Step 6: Final answer
    x = 39,459,350.70

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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.