Home / 6,391,139.40-9,592,152.30-2,607,337.80

Finding the Fourth Proportional to 6,391,139.40, 9,592,152.30 and 2,607,337.80

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Solution

The fourth proportional to 6,391,139.40, 9,592,152.30 and 2,607,337.80 is: 3,913,227.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,139.40 : 9,592,152.30 = 2,607,337.80 : x
  2. Step 2: Convert to fraction form
    6,391,139.40/9,592,152.30 = 2,607,337.80/x
  3. Step 3: Cross multiply
    6,391,139.40x = 9,592,152.30 × 2,607,337.80
  4. Step 4: Simplify right side
    6,391,139.40x = 25,009,981,275,146.94
  5. Step 5: Solve for x
    x = 25,009,981,275,146.94/6,391,139.40
  6. Step 6: Final answer
    x = 3,913,227.32

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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.