Home / 10,647,116.30-15,970,674.45-8,852,026.70

Finding the Fourth Proportional to 10,647,116.30, 15,970,674.45 and 8,852,026.70

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Solution

The fourth proportional to 10,647,116.30, 15,970,674.45 and 8,852,026.70 is: 13,278,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,116.30 : 15,970,674.45 = 8,852,026.70 : x
  2. Step 2: Convert to fraction form
    10,647,116.30/15,970,674.45 = 8,852,026.70/x
  3. Step 3: Cross multiply
    10,647,116.30x = 15,970,674.45 × 8,852,026.70
  4. Step 4: Simplify right side
    10,647,116.30x = 141,372,836,648,407.78
  5. Step 5: Solve for x
    x = 141,372,836,648,407.78/10,647,116.30
  6. Step 6: Final answer
    x = 13,278,040.05

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Double scale
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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.