Home / 6,943,480.16-10,406,172.42-3,869,348.49

Finding the Fourth Proportional to 6,943,480.16, 10,406,172.42 and 3,869,348.49

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Solution

The fourth proportional to 6,943,480.16, 10,406,172.42 and 3,869,348.49 is: 5,798,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943,480.16 : 10,406,172.42 = 3,869,348.49 : x
  2. Step 2: Convert to fraction form
    6,943,480.16/10,406,172.42 = 3,869,348.49/x
  3. Step 3: Cross multiply
    6,943,480.16x = 10,406,172.42 × 3,869,348.49
  4. Step 4: Simplify right side
    6,943,480.16x = 40,265,107,540,006.65
  5. Step 5: Solve for x
    x = 40,265,107,540,006.65/6,943,480.16
  6. Step 6: Final answer
    x = 5,798,980.72

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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.