Home / 13,576,621.04-20,377,729.47-4,949,060.55

Finding the Fourth Proportional to 13,576,621.04, 20,377,729.47 and 4,949,060.55

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Solution

The fourth proportional to 13,576,621.04, 20,377,729.47 and 4,949,060.55 is: 7,428,256.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,621.04 : 20,377,729.47 = 4,949,060.55 : x
  2. Step 2: Convert to fraction form
    13,576,621.04/20,377,729.47 = 4,949,060.55/x
  3. Step 3: Cross multiply
    13,576,621.04x = 20,377,729.47 × 4,949,060.55
  4. Step 4: Simplify right side
    13,576,621.04x = 100,850,616,960,691.89
  5. Step 5: Solve for x
    x = 100,850,616,960,691.89/13,576,621.04
  6. Step 6: Final answer
    x = 7,428,256.02

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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.