Home / 54,191,882.10-74,784,869.48-29,412,068.96

Finding the Fourth Proportional to 54,191,882.10, 74,784,869.48 and 29,412,068.96

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Solution

The fourth proportional to 54,191,882.10, 74,784,869.48 and 29,412,068.96 is: 40,588,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,191,882.10 : 74,784,869.48 = 29,412,068.96 : x
  2. Step 2: Convert to fraction form
    54,191,882.10/74,784,869.48 = 29,412,068.96/x
  3. Step 3: Cross multiply
    54,191,882.10x = 74,784,869.48 × 29,412,068.96
  4. Step 4: Simplify right side
    54,191,882.10x = 2,199,577,738,310,359.50
  5. Step 5: Solve for x
    x = 2,199,577,738,310,359.50/54,191,882.10
  6. Step 6: Final answer
    x = 40,588,694.34

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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.