Home / 29,127,860.40-43,702,288.20-12,100,753.20

Finding the Fourth Proportional to 29,127,860.40, 43,702,288.20 and 12,100,753.20

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Solution

The fourth proportional to 29,127,860.40, 43,702,288.20 and 12,100,753.20 is: 18,155,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127,860.40 : 43,702,288.20 = 12,100,753.20 : x
  2. Step 2: Convert to fraction form
    29,127,860.40/43,702,288.20 = 12,100,753.20/x
  3. Step 3: Cross multiply
    29,127,860.40x = 43,702,288.20 × 12,100,753.20
  4. Step 4: Simplify right side
    29,127,860.40x = 528,830,603,783,472.25
  5. Step 5: Solve for x
    x = 528,830,603,783,472.25/29,127,860.40
  6. Step 6: Final answer
    x = 18,155,490.88

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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.