Home / 42,921,652.62-59,201,899.47-29,146,701.90

Finding the Fourth Proportional to 42,921,652.62, 59,201,899.47 and 29,146,701.90

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Solution

The fourth proportional to 42,921,652.62, 59,201,899.47 and 29,146,701.90 is: 40,202,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,921,652.62 : 59,201,899.47 = 29,146,701.90 : x
  2. Step 2: Convert to fraction form
    42,921,652.62/59,201,899.47 = 29,146,701.90/x
  3. Step 3: Cross multiply
    42,921,652.62x = 59,201,899.47 × 29,146,701.90
  4. Step 4: Simplify right side
    42,921,652.62x = 1,725,540,115,765,857.75
  5. Step 5: Solve for x
    x = 1,725,540,115,765,857.75/42,921,652.62
  6. Step 6: Final answer
    x = 40,202,089.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.