Home / 51,781,282.60-77,721,690.30-26,251,119.40

Finding the Fourth Proportional to 51,781,282.60, 77,721,690.30 and 26,251,119.40

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Solution

The fourth proportional to 51,781,282.60, 77,721,690.30 and 26,251,119.40 is: 39,401,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,781,282.60 : 77,721,690.30 = 26,251,119.40 : x
  2. Step 2: Convert to fraction form
    51,781,282.60/77,721,690.30 = 26,251,119.40/x
  3. Step 3: Cross multiply
    51,781,282.60x = 77,721,690.30 × 26,251,119.40
  4. Step 4: Simplify right side
    51,781,282.60x = 2,040,281,372,035,121.75
  5. Step 5: Solve for x
    x = 2,040,281,372,035,121.75/51,781,282.60
  6. Step 6: Final answer
    x = 39,401,908.75

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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.