Home / 64,517,065.20-96,775,597.80-21,966,793.20

Finding the Fourth Proportional to 64,517,065.20, 96,775,597.80 and 21,966,793.20

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Solution

The fourth proportional to 64,517,065.20, 96,775,597.80 and 21,966,793.20 is: 32,950,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517,065.20 : 96,775,597.80 = 21,966,793.20 : x
  2. Step 2: Convert to fraction form
    64,517,065.20/96,775,597.80 = 21,966,793.20/x
  3. Step 3: Cross multiply
    64,517,065.20x = 96,775,597.80 × 21,966,793.20
  4. Step 4: Simplify right side
    64,517,065.20x = 2,125,849,543,678,974.75
  5. Step 5: Solve for x
    x = 2,125,849,543,678,974.75/64,517,065.20
  6. Step 6: Final answer
    x = 32,950,189.80

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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.