Home / 29,082,813.20-43,623,810.20-13,126,435.60

Finding the Fourth Proportional to 29,082,813.20, 43,623,810.20 and 13,126,435.60

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Solution

The fourth proportional to 29,082,813.20, 43,623,810.20 and 13,126,435.60 is: 19,689,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082,813.20 : 43,623,810.20 = 13,126,435.60 : x
  2. Step 2: Convert to fraction form
    29,082,813.20/43,623,810.20 = 13,126,435.60/x
  3. Step 3: Cross multiply
    29,082,813.20x = 43,623,810.20 × 13,126,435.60
  4. Step 4: Simplify right side
    29,082,813.20x = 572,625,135,216,923.12
  5. Step 5: Solve for x
    x = 572,625,135,216,923.12/29,082,813.20
  6. Step 6: Final answer
    x = 19,689,468.53

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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.