Home / 56,967,729.83-85,451,595.77-13,836,642.57

Finding the Fourth Proportional to 56,967,729.83, 85,451,595.77 and 13,836,642.57

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Solution

The fourth proportional to 56,967,729.83, 85,451,595.77 and 13,836,642.57 is: 20,754,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,967,729.83 : 85,451,595.77 = 13,836,642.57 : x
  2. Step 2: Convert to fraction form
    56,967,729.83/85,451,595.77 = 13,836,642.57/x
  3. Step 3: Cross multiply
    56,967,729.83x = 85,451,595.77 × 13,836,642.57
  4. Step 4: Simplify right side
    56,967,729.83x = 1,182,363,187,980,580.75
  5. Step 5: Solve for x
    x = 1,182,363,187,980,580.75/56,967,729.83
  6. Step 6: Final answer
    x = 20,754,964.11

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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.