Home / 82,984,414.40-124,327,322.40-71,040,478.40

Finding the Fourth Proportional to 82,984,414.40, 124,327,322.40 and 71,040,478.40

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Solution

The fourth proportional to 82,984,414.40, 124,327,322.40 and 71,040,478.40 is: 106,432,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,984,414.40 : 124,327,322.40 = 71,040,478.40 : x
  2. Step 2: Convert to fraction form
    82,984,414.40/124,327,322.40 = 71,040,478.40/x
  3. Step 3: Cross multiply
    82,984,414.40x = 124,327,322.40 × 71,040,478.40
  4. Step 4: Simplify right side
    82,984,414.40x = 8,832,272,461,487,037
  5. Step 5: Solve for x
    x = 8,832,272,461,487,037/82,984,414.40
  6. Step 6: Final answer
    x = 106,432,907.01

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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.