Home / 66,053,963.20-99,045,515.40-27,672,113.20

Finding the Fourth Proportional to 66,053,963.20, 99,045,515.40 and 27,672,113.20

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Solution

The fourth proportional to 66,053,963.20, 99,045,515.40 and 27,672,113.20 is: 41,493,327.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,053,963.20 : 99,045,515.40 = 27,672,113.20 : x
  2. Step 2: Convert to fraction form
    66,053,963.20/99,045,515.40 = 27,672,113.20/x
  3. Step 3: Cross multiply
    66,053,963.20x = 99,045,515.40 × 27,672,113.20
  4. Step 4: Simplify right side
    66,053,963.20x = 2,740,798,714,101,143.50
  5. Step 5: Solve for x
    x = 2,740,798,714,101,143.50/66,053,963.20
  6. Step 6: Final answer
    x = 41,493,327.29

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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.