Home / 13,440,019.02-20,160,101.43-3,342,640.02

Finding the Fourth Proportional to 13,440,019.02, 20,160,101.43 and 3,342,640.02

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Solution

The fourth proportional to 13,440,019.02, 20,160,101.43 and 3,342,640.02 is: 5,013,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,019.02 : 20,160,101.43 = 3,342,640.02 : x
  2. Step 2: Convert to fraction form
    13,440,019.02/20,160,101.43 = 3,342,640.02/x
  3. Step 3: Cross multiply
    13,440,019.02x = 20,160,101.43 × 3,342,640.02
  4. Step 4: Simplify right side
    13,440,019.02x = 67,387,961,847,177.23
  5. Step 5: Solve for x
    x = 67,387,961,847,177.23/13,440,019.02
  6. Step 6: Final answer
    x = 5,013,978.16

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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.