Home / 7,068,223.20-10,602,334.80-3,280,447.20

Finding the Fourth Proportional to 7,068,223.20, 10,602,334.80 and 3,280,447.20

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Solution

The fourth proportional to 7,068,223.20, 10,602,334.80 and 3,280,447.20 is: 4,920,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,223.20 : 10,602,334.80 = 3,280,447.20 : x
  2. Step 2: Convert to fraction form
    7,068,223.20/10,602,334.80 = 3,280,447.20/x
  3. Step 3: Cross multiply
    7,068,223.20x = 10,602,334.80 × 3,280,447.20
  4. Step 4: Simplify right side
    7,068,223.20x = 34,780,399,508,122.56
  5. Step 5: Solve for x
    x = 34,780,399,508,122.56/7,068,223.20
  6. Step 6: Final answer
    x = 4,920,670.80

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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.