Home / 20,227,657-30,341,514.70-8,260,393

Finding the Fourth Proportional to 20,227,657, 30,341,514.70 and 8,260,393

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Solution

The fourth proportional to 20,227,657, 30,341,514.70 and 8,260,393 is: 12,390,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,657 : 30,341,514.70 = 8,260,393 : x
  2. Step 2: Convert to fraction form
    20,227,657/30,341,514.70 = 8,260,393/x
  3. Step 3: Cross multiply
    20,227,657x = 30,341,514.70 × 8,260,393
  4. Step 4: Simplify right side
    20,227,657x = 250,632,835,637,277.09
  5. Step 5: Solve for x
    x = 250,632,835,637,277.09/20,227,657
  6. Step 6: Final answer
    x = 12,390,601.42

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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.