Home / 40,453,343.40-60,680,015.10-13,526,999.40

Finding the Fourth Proportional to 40,453,343.40, 60,680,015.10 and 13,526,999.40

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Solution

The fourth proportional to 40,453,343.40, 60,680,015.10 and 13,526,999.40 is: 20,290,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453,343.40 : 60,680,015.10 = 13,526,999.40 : x
  2. Step 2: Convert to fraction form
    40,453,343.40/60,680,015.10 = 13,526,999.40/x
  3. Step 3: Cross multiply
    40,453,343.40x = 60,680,015.10 × 13,526,999.40
  4. Step 4: Simplify right side
    40,453,343.40x = 820,818,527,849,691
  5. Step 5: Solve for x
    x = 820,818,527,849,691/40,453,343.40
  6. Step 6: Final answer
    x = 20,290,499.10

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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.