Home / 13,740,073.20-20,610,109.80-4,764,625.20

Finding the Fourth Proportional to 13,740,073.20, 20,610,109.80 and 4,764,625.20

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Solution

The fourth proportional to 13,740,073.20, 20,610,109.80 and 4,764,625.20 is: 7,146,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740,073.20 : 20,610,109.80 = 4,764,625.20 : x
  2. Step 2: Convert to fraction form
    13,740,073.20/20,610,109.80 = 4,764,625.20/x
  3. Step 3: Cross multiply
    13,740,073.20x = 20,610,109.80 × 4,764,625.20
  4. Step 4: Simplify right side
    13,740,073.20x = 98,199,448,527,846.97
  5. Step 5: Solve for x
    x = 98,199,448,527,846.97/13,740,073.20
  6. Step 6: Final answer
    x = 7,146,937.80

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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.