Home / 26,652,769.89-36,781,065.78-15,639,703.10

Finding the Fourth Proportional to 26,652,769.89, 36,781,065.78 and 15,639,703.10

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Solution

The fourth proportional to 26,652,769.89, 36,781,065.78 and 15,639,703.10 is: 21,582,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652,769.89 : 36,781,065.78 = 15,639,703.10 : x
  2. Step 2: Convert to fraction form
    26,652,769.89/36,781,065.78 = 15,639,703.10/x
  3. Step 3: Cross multiply
    26,652,769.89x = 36,781,065.78 × 15,639,703.10
  4. Step 4: Simplify right side
    26,652,769.89x = 575,244,948,691,011.50
  5. Step 5: Solve for x
    x = 575,244,948,691,011.50/26,652,769.89
  6. Step 6: Final answer
    x = 21,582,933.07

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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.