Home / 12,364,900.20-18,547,350.30-5,987,608.20

Finding the Fourth Proportional to 12,364,900.20, 18,547,350.30 and 5,987,608.20

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Solution

The fourth proportional to 12,364,900.20, 18,547,350.30 and 5,987,608.20 is: 8,981,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,900.20 : 18,547,350.30 = 5,987,608.20 : x
  2. Step 2: Convert to fraction form
    12,364,900.20/18,547,350.30 = 5,987,608.20/x
  3. Step 3: Cross multiply
    12,364,900.20x = 18,547,350.30 × 5,987,608.20
  4. Step 4: Simplify right side
    12,364,900.20x = 111,054,266,744,552.47
  5. Step 5: Solve for x
    x = 111,054,266,744,552.47/12,364,900.20
  6. Step 6: Final answer
    x = 8,981,412.30

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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.