Home / 8,175,080.12-11,281,069.06-4,912,032.38

Finding the Fourth Proportional to 8,175,080.12, 11,281,069.06 and 4,912,032.38

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Solution

The fourth proportional to 8,175,080.12, 11,281,069.06 and 4,912,032.38 is: 6,778,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175,080.12 : 11,281,069.06 = 4,912,032.38 : x
  2. Step 2: Convert to fraction form
    8,175,080.12/11,281,069.06 = 4,912,032.38/x
  3. Step 3: Cross multiply
    8,175,080.12x = 11,281,069.06 × 4,912,032.38
  4. Step 4: Simplify right side
    8,175,080.12x = 55,412,976,435,050.73
  5. Step 5: Solve for x
    x = 55,412,976,435,050.73/8,175,080.12
  6. Step 6: Final answer
    x = 6,778,279.31

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1.5x scale

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.