Home / 26,178,144.31-36,124,673.56-15,006,628.25

Finding the Fourth Proportional to 26,178,144.31, 36,124,673.56 and 15,006,628.25

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Solution

The fourth proportional to 26,178,144.31, 36,124,673.56 and 15,006,628.25 is: 20,708,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178,144.31 : 36,124,673.56 = 15,006,628.25 : x
  2. Step 2: Convert to fraction form
    26,178,144.31/36,124,673.56 = 15,006,628.25/x
  3. Step 3: Cross multiply
    26,178,144.31x = 36,124,673.56 × 15,006,628.25
  4. Step 4: Simplify right side
    26,178,144.31x = 542,109,546,645,255.31
  5. Step 5: Solve for x
    x = 542,109,546,645,255.31/26,178,144.31
  6. Step 6: Final answer
    x = 20,708,478.81

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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.