Home / 26,614,581.12-36,728,078.40-15,012,108.72

Finding the Fourth Proportional to 26,614,581.12, 36,728,078.40 and 15,012,108.72

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Solution

The fourth proportional to 26,614,581.12, 36,728,078.40 and 15,012,108.72 is: 20,716,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,614,581.12 : 36,728,078.40 = 15,012,108.72 : x
  2. Step 2: Convert to fraction form
    26,614,581.12/36,728,078.40 = 15,012,108.72/x
  3. Step 3: Cross multiply
    26,614,581.12x = 36,728,078.40 × 15,012,108.72
  4. Step 4: Simplify right side
    26,614,581.12x = 551,365,906,017,483.62
  5. Step 5: Solve for x
    x = 551,365,906,017,483.62/26,614,581.12
  6. Step 6: Final answer
    x = 20,716,685.47

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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.