Home / 56,429,107.20-84,643,660.80-34,793,553.60

Finding the Fourth Proportional to 56,429,107.20, 84,643,660.80 and 34,793,553.60

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Solution

The fourth proportional to 56,429,107.20, 84,643,660.80 and 34,793,553.60 is: 52,190,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,429,107.20 : 84,643,660.80 = 34,793,553.60 : x
  2. Step 2: Convert to fraction form
    56,429,107.20/84,643,660.80 = 34,793,553.60/x
  3. Step 3: Cross multiply
    56,429,107.20x = 84,643,660.80 × 34,793,553.60
  4. Step 4: Simplify right side
    56,429,107.20x = 2,945,053,748,945,019
  5. Step 5: Solve for x
    x = 2,945,053,748,945,019/56,429,107.20
  6. Step 6: Final answer
    x = 52,190,330.40

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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.