Home / 29,146,887.20-43,720,330.80-12,098,784.80

Finding the Fourth Proportional to 29,146,887.20, 43,720,330.80 and 12,098,784.80

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Solution

The fourth proportional to 29,146,887.20, 43,720,330.80 and 12,098,784.80 is: 18,148,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146,887.20 : 43,720,330.80 = 12,098,784.80 : x
  2. Step 2: Convert to fraction form
    29,146,887.20/43,720,330.80 = 12,098,784.80/x
  3. Step 3: Cross multiply
    29,146,887.20x = 43,720,330.80 × 12,098,784.80
  4. Step 4: Simplify right side
    29,146,887.20x = 528,962,873,734,011.81
  5. Step 5: Solve for x
    x = 528,962,873,734,011.81/29,146,887.20
  6. Step 6: Final answer
    x = 18,148,177.20

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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.