Home / 7,241,191.80-10,861,787.70-2,192,753.40

Finding the Fourth Proportional to 7,241,191.80, 10,861,787.70 and 2,192,753.40

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Solution

The fourth proportional to 7,241,191.80, 10,861,787.70 and 2,192,753.40 is: 3,289,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,191.80 : 10,861,787.70 = 2,192,753.40 : x
  2. Step 2: Convert to fraction form
    7,241,191.80/10,861,787.70 = 2,192,753.40/x
  3. Step 3: Cross multiply
    7,241,191.80x = 10,861,787.70 × 2,192,753.40
  4. Step 4: Simplify right side
    7,241,191.80x = 23,817,221,909,253.18
  5. Step 5: Solve for x
    x = 23,817,221,909,253.18/7,241,191.80
  6. Step 6: Final answer
    x = 3,289,130.10

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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.