Home / 43,553,177.02-65,375,164.71-19,309,129.79

Finding the Fourth Proportional to 43,553,177.02, 65,375,164.71 and 19,309,129.79

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Solution

The fourth proportional to 43,553,177.02, 65,375,164.71 and 19,309,129.79 is: 28,983,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,177.02 : 65,375,164.71 = 19,309,129.79 : x
  2. Step 2: Convert to fraction form
    43,553,177.02/65,375,164.71 = 19,309,129.79/x
  3. Step 3: Cross multiply
    43,553,177.02x = 65,375,164.71 × 19,309,129.79
  4. Step 4: Simplify right side
    43,553,177.02x = 1,262,337,540,428,017.75
  5. Step 5: Solve for x
    x = 1,262,337,540,428,017.75/43,553,177.02
  6. Step 6: Final answer
    x = 28,983,822.23

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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.