Home / 29,125,847.70-43,688,771.55-20,055,921.30

Finding the Fourth Proportional to 29,125,847.70, 43,688,771.55 and 20,055,921.30

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Solution

The fourth proportional to 29,125,847.70, 43,688,771.55 and 20,055,921.30 is: 30,083,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,125,847.70 : 43,688,771.55 = 20,055,921.30 : x
  2. Step 2: Convert to fraction form
    29,125,847.70/43,688,771.55 = 20,055,921.30/x
  3. Step 3: Cross multiply
    29,125,847.70x = 43,688,771.55 × 20,055,921.30
  4. Step 4: Simplify right side
    29,125,847.70x = 876,218,563,900,479
  5. Step 5: Solve for x
    x = 876,218,563,900,479/29,125,847.70
  6. Step 6: Final answer
    x = 30,083,881.95

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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.