Home / 9,172,638.20-13,740,035.70-5,374,609.40

Finding the Fourth Proportional to 9,172,638.20, 13,740,035.70 and 5,374,609.40

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Solution

The fourth proportional to 9,172,638.20, 13,740,035.70 and 5,374,609.40 is: 8,050,827.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,638.20 : 13,740,035.70 = 5,374,609.40 : x
  2. Step 2: Convert to fraction form
    9,172,638.20/13,740,035.70 = 5,374,609.40/x
  3. Step 3: Cross multiply
    9,172,638.20x = 13,740,035.70 × 5,374,609.40
  4. Step 4: Simplify right side
    9,172,638.20x = 73,847,325,029,555.58
  5. Step 5: Solve for x
    x = 73,847,325,029,555.58/9,172,638.20
  6. Step 6: Final answer
    x = 8,050,827.19

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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.