Home / 57,577,606.02-86,381,531.97-20,693,218.53

Finding the Fourth Proportional to 57,577,606.02, 86,381,531.97 and 20,693,218.53

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Solution

The fourth proportional to 57,577,606.02, 86,381,531.97 and 20,693,218.53 is: 31,045,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,577,606.02 : 86,381,531.97 = 20,693,218.53 : x
  2. Step 2: Convert to fraction form
    57,577,606.02/86,381,531.97 = 20,693,218.53/x
  3. Step 3: Cross multiply
    57,577,606.02x = 86,381,531.97 × 20,693,218.53
  4. Step 4: Simplify right side
    57,577,606.02x = 1,787,511,918,011,391.50
  5. Step 5: Solve for x
    x = 1,787,511,918,011,391.50/57,577,606.02
  6. Step 6: Final answer
    x = 31,045,262.93

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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.