Home / 37,986,468.09-52,421,508.45-20,582,808.70

Finding the Fourth Proportional to 37,986,468.09, 52,421,508.45 and 20,582,808.70

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Solution

The fourth proportional to 37,986,468.09, 52,421,508.45 and 20,582,808.70 is: 28,404,374.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986,468.09 : 52,421,508.45 = 20,582,808.70 : x
  2. Step 2: Convert to fraction form
    37,986,468.09/52,421,508.45 = 20,582,808.70/x
  3. Step 3: Cross multiply
    37,986,468.09x = 52,421,508.45 × 20,582,808.70
  4. Step 4: Simplify right side
    37,986,468.09x = 1,078,981,879,929,676
  5. Step 5: Solve for x
    x = 1,078,981,879,929,676/37,986,468.09
  6. Step 6: Final answer
    x = 28,404,374.88

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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.