Home / 5,199,485.16-7,175,154.78-2,876,463.48

Finding the Fourth Proportional to 5,199,485.16, 7,175,154.78 and 2,876,463.48

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Solution

The fourth proportional to 5,199,485.16, 7,175,154.78 and 2,876,463.48 is: 3,969,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,485.16 : 7,175,154.78 = 2,876,463.48 : x
  2. Step 2: Convert to fraction form
    5,199,485.16/7,175,154.78 = 2,876,463.48/x
  3. Step 3: Cross multiply
    5,199,485.16x = 7,175,154.78 × 2,876,463.48
  4. Step 4: Simplify right side
    5,199,485.16x = 20,639,070,688,017.43
  5. Step 5: Solve for x
    x = 20,639,070,688,017.43/5,199,485.16
  6. Step 6: Final answer
    x = 3,969,445.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.