Home / 9,391,643.20-14,087,464.80-3,407,233.60

Finding the Fourth Proportional to 9,391,643.20, 14,087,464.80 and 3,407,233.60

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Solution

The fourth proportional to 9,391,643.20, 14,087,464.80 and 3,407,233.60 is: 5,110,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391,643.20 : 14,087,464.80 = 3,407,233.60 : x
  2. Step 2: Convert to fraction form
    9,391,643.20/14,087,464.80 = 3,407,233.60/x
  3. Step 3: Cross multiply
    9,391,643.20x = 14,087,464.80 × 3,407,233.60
  4. Step 4: Simplify right side
    9,391,643.20x = 47,999,283,405,377.28
  5. Step 5: Solve for x
    x = 47,999,283,405,377.28/9,391,643.20
  6. Step 6: Final answer
    x = 5,110,850.40

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Similar ratio
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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.