Home / 7,072,192.20-10,583,405.10-6,474,995.40

Finding the Fourth Proportional to 7,072,192.20, 10,583,405.10 and 6,474,995.40

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Solution

The fourth proportional to 7,072,192.20, 10,583,405.10 and 6,474,995.40 is: 9,689,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,192.20 : 10,583,405.10 = 6,474,995.40 : x
  2. Step 2: Convert to fraction form
    7,072,192.20/10,583,405.10 = 6,474,995.40/x
  3. Step 3: Cross multiply
    7,072,192.20x = 10,583,405.10 × 6,474,995.40
  4. Step 4: Simplify right side
    7,072,192.20x = 68,527,499,338,836.54
  5. Step 5: Solve for x
    x = 68,527,499,338,836.54/7,072,192.20
  6. Step 6: Final answer
    x = 9,689,711.11

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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.