Home / 43,428,805.20-65,141,134.20-14,672,120.40

Finding the Fourth Proportional to 43,428,805.20, 65,141,134.20 and 14,672,120.40

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Solution

The fourth proportional to 43,428,805.20, 65,141,134.20 and 14,672,120.40 is: 22,007,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,428,805.20 : 65,141,134.20 = 14,672,120.40 : x
  2. Step 2: Convert to fraction form
    43,428,805.20/65,141,134.20 = 14,672,120.40/x
  3. Step 3: Cross multiply
    43,428,805.20x = 65,141,134.20 × 14,672,120.40
  4. Step 4: Simplify right side
    43,428,805.20x = 955,758,563,974,957.75
  5. Step 5: Solve for x
    x = 955,758,563,974,957.75/43,428,805.20
  6. Step 6: Final answer
    x = 22,007,480.05

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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.