Home / 9,396,874.40-14,105,809.20-8,780,140.40

Finding the Fourth Proportional to 9,396,874.40, 14,105,809.20 and 8,780,140.40

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Solution

The fourth proportional to 9,396,874.40, 14,105,809.20 and 8,780,140.40 is: 13,180,019.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,874.40 : 14,105,809.20 = 8,780,140.40 : x
  2. Step 2: Convert to fraction form
    9,396,874.40/14,105,809.20 = 8,780,140.40/x
  3. Step 3: Cross multiply
    9,396,874.40x = 14,105,809.20 × 8,780,140.40
  4. Step 4: Simplify right side
    9,396,874.40x = 123,850,985,231,611.67
  5. Step 5: Solve for x
    x = 123,850,985,231,611.67/9,396,874.40
  6. Step 6: Final answer
    x = 13,180,019.22

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1.5x scale

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.