Home / 6,912,067.70-10,368,101.55-4,390,570.10

Finding the Fourth Proportional to 6,912,067.70, 10,368,101.55 and 4,390,570.10

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Solution

The fourth proportional to 6,912,067.70, 10,368,101.55 and 4,390,570.10 is: 6,585,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,067.70 : 10,368,101.55 = 4,390,570.10 : x
  2. Step 2: Convert to fraction form
    6,912,067.70/10,368,101.55 = 4,390,570.10/x
  3. Step 3: Cross multiply
    6,912,067.70x = 10,368,101.55 × 4,390,570.10
  4. Step 4: Simplify right side
    6,912,067.70x = 45,521,876,659,193.66
  5. Step 5: Solve for x
    x = 45,521,876,659,193.66/6,912,067.70
  6. Step 6: Final answer
    x = 6,585,855.15

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Double scale
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Similar ratio
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1.5x scale

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.