Home / 8,039,366.40-12,055,363.20-3,549,331.20

Finding the Fourth Proportional to 8,039,366.40, 12,055,363.20 and 3,549,331.20

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Solution

The fourth proportional to 8,039,366.40, 12,055,363.20 and 3,549,331.20 is: 5,322,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,366.40 : 12,055,363.20 = 3,549,331.20 : x
  2. Step 2: Convert to fraction form
    8,039,366.40/12,055,363.20 = 3,549,331.20/x
  3. Step 3: Cross multiply
    8,039,366.40x = 12,055,363.20 × 3,549,331.20
  4. Step 4: Simplify right side
    8,039,366.40x = 42,788,476,733,091.84
  5. Step 5: Solve for x
    x = 42,788,476,733,091.84/8,039,366.40
  6. Step 6: Final answer
    x = 5,322,369.28

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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.