Home / 29,046,918.40-43,570,377.60-18,843,251.20

Finding the Fourth Proportional to 29,046,918.40, 43,570,377.60 and 18,843,251.20

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Solution

The fourth proportional to 29,046,918.40, 43,570,377.60 and 18,843,251.20 is: 28,264,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046,918.40 : 43,570,377.60 = 18,843,251.20 : x
  2. Step 2: Convert to fraction form
    29,046,918.40/43,570,377.60 = 18,843,251.20/x
  3. Step 3: Cross multiply
    29,046,918.40x = 43,570,377.60 × 18,843,251.20
  4. Step 4: Simplify right side
    29,046,918.40x = 821,007,569,995,653.12
  5. Step 5: Solve for x
    x = 821,007,569,995,653.12/29,046,918.40
  6. Step 6: Final answer
    x = 28,264,876.80

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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.