Home / 71,040,312.20-106,513,812.30-27,883,512.20

Finding the Fourth Proportional to 71,040,312.20, 106,513,812.30 and 27,883,512.20

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Solution

The fourth proportional to 71,040,312.20, 106,513,812.30 and 27,883,512.20 is: 41,806,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040,312.20 : 106,513,812.30 = 27,883,512.20 : x
  2. Step 2: Convert to fraction form
    71,040,312.20/106,513,812.30 = 27,883,512.20/x
  3. Step 3: Cross multiply
    71,040,312.20x = 106,513,812.30 × 27,883,512.20
  4. Step 4: Simplify right side
    71,040,312.20x = 2,969,979,184,735,560
  5. Step 5: Solve for x
    x = 2,969,979,184,735,560/71,040,312.20
  6. Step 6: Final answer
    x = 41,806,955.70

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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.