Home / 13,440,021.02-20,160,104.43-3,342,642.02

Finding the Fourth Proportional to 13,440,021.02, 20,160,104.43 and 3,342,642.02

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Solution

The fourth proportional to 13,440,021.02, 20,160,104.43 and 3,342,642.02 is: 5,013,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,021.02 : 20,160,104.43 = 3,342,642.02 : x
  2. Step 2: Convert to fraction form
    13,440,021.02/20,160,104.43 = 3,342,642.02/x
  3. Step 3: Cross multiply
    13,440,021.02x = 20,160,104.43 × 3,342,642.02
  4. Step 4: Simplify right side
    13,440,021.02x = 67,388,012,195,306.15
  5. Step 5: Solve for x
    x = 67,388,012,195,306.15/13,440,021.02
  6. Step 6: Final answer
    x = 5,013,981.16

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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.