Home / 7,129,000.92-9,838,541.70-4,073,149.56

Finding the Fourth Proportional to 7,129,000.92, 9,838,541.70 and 4,073,149.56

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Solution

The fourth proportional to 7,129,000.92, 9,838,541.70 and 4,073,149.56 is: 5,621,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,000.92 : 9,838,541.70 = 4,073,149.56 : x
  2. Step 2: Convert to fraction form
    7,129,000.92/9,838,541.70 = 4,073,149.56/x
  3. Step 3: Cross multiply
    7,129,000.92x = 9,838,541.70 × 4,073,149.56
  4. Step 4: Simplify right side
    7,129,000.92x = 40,073,851,796,396.65
  5. Step 5: Solve for x
    x = 40,073,851,796,396.65/7,129,000.92
  6. Step 6: Final answer
    x = 5,621,243.74

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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.