Home / 54,379,619.72-75,045,855.48-29,598,609.76

Finding the Fourth Proportional to 54,379,619.72, 75,045,855.48 and 29,598,609.76

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Solution

The fourth proportional to 54,379,619.72, 75,045,855.48 and 29,598,609.76 is: 40,847,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,379,619.72 : 75,045,855.48 = 29,598,609.76 : x
  2. Step 2: Convert to fraction form
    54,379,619.72/75,045,855.48 = 29,598,609.76/x
  3. Step 3: Cross multiply
    54,379,619.72x = 75,045,855.48 × 29,598,609.76
  4. Step 4: Simplify right side
    54,379,619.72x = 2,221,252,990,457,877.75
  5. Step 5: Solve for x
    x = 2,221,252,990,457,877.75/54,379,619.72
  6. Step 6: Final answer
    x = 40,847,159.32

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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.