Home / 26,293,816.60-39,440,724.90-12,138,040.60

Finding the Fourth Proportional to 26,293,816.60, 39,440,724.90 and 12,138,040.60

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Solution

The fourth proportional to 26,293,816.60, 39,440,724.90 and 12,138,040.60 is: 18,207,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,293,816.60 : 39,440,724.90 = 12,138,040.60 : x
  2. Step 2: Convert to fraction form
    26,293,816.60/39,440,724.90 = 12,138,040.60/x
  3. Step 3: Cross multiply
    26,293,816.60x = 39,440,724.90 × 12,138,040.60
  4. Step 4: Simplify right side
    26,293,816.60x = 478,733,120,129,630.94
  5. Step 5: Solve for x
    x = 478,733,120,129,630.94/26,293,816.60
  6. Step 6: Final answer
    x = 18,207,060.90

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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.