Home / 29,236,356.10-43,854,534.15-20,166,429.70

Finding the Fourth Proportional to 29,236,356.10, 43,854,534.15 and 20,166,429.70

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Solution

The fourth proportional to 29,236,356.10, 43,854,534.15 and 20,166,429.70 is: 30,249,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,236,356.10 : 43,854,534.15 = 20,166,429.70 : x
  2. Step 2: Convert to fraction form
    29,236,356.10/43,854,534.15 = 20,166,429.70/x
  3. Step 3: Cross multiply
    29,236,356.10x = 43,854,534.15 × 20,166,429.70
  4. Step 4: Simplify right side
    29,236,356.10x = 884,389,379,962,224.25
  5. Step 5: Solve for x
    x = 884,389,379,962,224.25/29,236,356.10
  6. Step 6: Final answer
    x = 30,249,644.55

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Similar ratio
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1.5x scale

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.