Home / 12,059,180.40-18,088,770.60-7,276,211.40

Finding the Fourth Proportional to 12,059,180.40, 18,088,770.60 and 7,276,211.40

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Solution

The fourth proportional to 12,059,180.40, 18,088,770.60 and 7,276,211.40 is: 10,914,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,180.40 : 18,088,770.60 = 7,276,211.40 : x
  2. Step 2: Convert to fraction form
    12,059,180.40/18,088,770.60 = 7,276,211.40/x
  3. Step 3: Cross multiply
    12,059,180.40x = 18,088,770.60 × 7,276,211.40
  4. Step 4: Simplify right side
    12,059,180.40x = 131,617,718,851,704.86
  5. Step 5: Solve for x
    x = 131,617,718,851,704.86/12,059,180.40
  6. Step 6: Final answer
    x = 10,914,317.10

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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.