Home / 54,219,530.52-74,820,853.52-29,439,150.20

Finding the Fourth Proportional to 54,219,530.52, 74,820,853.52 and 29,439,150.20

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Solution

The fourth proportional to 54,219,530.52, 74,820,853.52 and 29,439,150.20 is: 40,624,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,219,530.52 : 74,820,853.52 = 29,439,150.20 : x
  2. Step 2: Convert to fraction form
    54,219,530.52/74,820,853.52 = 29,439,150.20/x
  3. Step 3: Cross multiply
    54,219,530.52x = 74,820,853.52 × 29,439,150.20
  4. Step 4: Simplify right side
    54,219,530.52x = 2,202,662,344,867,478.50
  5. Step 5: Solve for x
    x = 2,202,662,344,867,478.50/54,219,530.52
  6. Step 6: Final answer
    x = 40,624,887.82

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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.