Home / 5,455,397.16-8,182,798.92-1,668,880.02

Finding the Fourth Proportional to 5,455,397.16, 8,182,798.92 and 1,668,880.02

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Solution

The fourth proportional to 5,455,397.16, 8,182,798.92 and 1,668,880.02 is: 2,503,229.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,397.16 : 8,182,798.92 = 1,668,880.02 : x
  2. Step 2: Convert to fraction form
    5,455,397.16/8,182,798.92 = 1,668,880.02/x
  3. Step 3: Cross multiply
    5,455,397.16x = 8,182,798.92 × 1,668,880.02
  4. Step 4: Simplify right side
    5,455,397.16x = 13,656,109,625,265.58
  5. Step 5: Solve for x
    x = 13,656,109,625,265.58/5,455,397.16
  6. Step 6: Final answer
    x = 2,503,229.23

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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.