Home / 71,015,434.56-97,995,718.08-43,509,623.04

Finding the Fourth Proportional to 71,015,434.56, 97,995,718.08 and 43,509,623.04

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Solution

The fourth proportional to 71,015,434.56, 97,995,718.08 and 43,509,623.04 is: 60,039,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,015,434.56 : 97,995,718.08 = 43,509,623.04 : x
  2. Step 2: Convert to fraction form
    71,015,434.56/97,995,718.08 = 43,509,623.04/x
  3. Step 3: Cross multiply
    71,015,434.56x = 97,995,718.08 × 43,509,623.04
  4. Step 4: Simplify right side
    71,015,434.56x = 4,263,756,753,194,912.50
  5. Step 5: Solve for x
    x = 4,263,756,753,194,912.50/71,015,434.56
  6. Step 6: Final answer
    x = 60,039,860.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.