Home / 29,126,952.80-43,690,429.20-12,085,848.80

Finding the Fourth Proportional to 29,126,952.80, 43,690,429.20 and 12,085,848.80

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Solution

The fourth proportional to 29,126,952.80, 43,690,429.20 and 12,085,848.80 is: 18,128,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,952.80 : 43,690,429.20 = 12,085,848.80 : x
  2. Step 2: Convert to fraction form
    29,126,952.80/43,690,429.20 = 12,085,848.80/x
  3. Step 3: Cross multiply
    29,126,952.80x = 43,690,429.20 × 12,085,848.80
  4. Step 4: Simplify right side
    29,126,952.80x = 528,035,921,318,305
  5. Step 5: Solve for x
    x = 528,035,921,318,305/29,126,952.80
  6. Step 6: Final answer
    x = 18,128,773.20

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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.