Home / 26,781,018.08-36,958,209.89-15,022,892.88

Finding the Fourth Proportional to 26,781,018.08, 36,958,209.89 and 15,022,892.88

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Solution

The fourth proportional to 26,781,018.08, 36,958,209.89 and 15,022,892.88 is: 20,731,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781,018.08 : 36,958,209.89 = 15,022,892.88 : x
  2. Step 2: Convert to fraction form
    26,781,018.08/36,958,209.89 = 15,022,892.88/x
  3. Step 3: Cross multiply
    26,781,018.08x = 36,958,209.89 × 15,022,892.88
  4. Step 4: Simplify right side
    26,781,018.08x = 555,219,228,390,177.06
  5. Step 5: Solve for x
    x = 555,219,228,390,177.06/26,781,018.08
  6. Step 6: Final answer
    x = 20,731,819.33

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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.