Home / 82,984,410.40-124,327,316.40-71,040,474.40

Finding the Fourth Proportional to 82,984,410.40, 124,327,316.40 and 71,040,474.40

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Solution

The fourth proportional to 82,984,410.40, 124,327,316.40 and 71,040,474.40 is: 106,432,901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,984,410.40 : 124,327,316.40 = 71,040,474.40 : x
  2. Step 2: Convert to fraction form
    82,984,410.40/124,327,316.40 = 71,040,474.40/x
  3. Step 3: Cross multiply
    82,984,410.40x = 124,327,316.40 × 71,040,474.40
  4. Step 4: Simplify right side
    82,984,410.40x = 8,832,271,537,934,901
  5. Step 5: Solve for x
    x = 8,832,271,537,934,901/82,984,410.40
  6. Step 6: Final answer
    x = 106,432,901.02

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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.