Home / 7,276,829.40-10,915,244.10-2,228,131.80

Finding the Fourth Proportional to 7,276,829.40, 10,915,244.10 and 2,228,131.80

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Solution

The fourth proportional to 7,276,829.40, 10,915,244.10 and 2,228,131.80 is: 3,342,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,829.40 : 10,915,244.10 = 2,228,131.80 : x
  2. Step 2: Convert to fraction form
    7,276,829.40/10,915,244.10 = 2,228,131.80/x
  3. Step 3: Cross multiply
    7,276,829.40x = 10,915,244.10 × 2,228,131.80
  4. Step 4: Simplify right side
    7,276,829.40x = 24,320,602,483,972.38
  5. Step 5: Solve for x
    x = 24,320,602,483,972.38/7,276,829.40
  6. Step 6: Final answer
    x = 3,342,197.70

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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.