Home / 54,379,439.76-75,045,607.20-29,598,429.36

Finding the Fourth Proportional to 54,379,439.76, 75,045,607.20 and 29,598,429.36

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Solution

The fourth proportional to 54,379,439.76, 75,045,607.20 and 29,598,429.36 is: 40,846,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,379,439.76 : 75,045,607.20 = 29,598,429.36 : x
  2. Step 2: Convert to fraction form
    54,379,439.76/75,045,607.20 = 29,598,429.36/x
  3. Step 3: Cross multiply
    54,379,439.76x = 75,045,607.20 × 29,598,429.36
  4. Step 4: Simplify right side
    54,379,439.76x = 2,221,232,103,487,507.50
  5. Step 5: Solve for x
    x = 2,221,232,103,487,507.50/54,379,439.76
  6. Step 6: Final answer
    x = 40,846,910.40

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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.