Home / 7,149,132.02-10,717,671.13-3,102,571.69

Finding the Fourth Proportional to 7,149,132.02, 10,717,671.13 and 3,102,571.69

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Solution

The fourth proportional to 7,149,132.02, 10,717,671.13 and 3,102,571.69 is: 4,651,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,132.02 : 10,717,671.13 = 3,102,571.69 : x
  2. Step 2: Convert to fraction form
    7,149,132.02/10,717,671.13 = 3,102,571.69/x
  3. Step 3: Cross multiply
    7,149,132.02x = 10,717,671.13 × 3,102,571.69
  4. Step 4: Simplify right side
    7,149,132.02x = 33,252,342,996,117.70
  5. Step 5: Solve for x
    x = 33,252,342,996,117.70/7,149,132.02
  6. Step 6: Final answer
    x = 4,651,241.98

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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.