Home / 40,293,561.20-60,311,746.20-31,790,505.20

Finding the Fourth Proportional to 40,293,561.20, 60,311,746.20 and 31,790,505.20

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Solution

The fourth proportional to 40,293,561.20, 60,311,746.20 and 31,790,505.20 is: 47,584,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,293,561.20 : 60,311,746.20 = 31,790,505.20 : x
  2. Step 2: Convert to fraction form
    40,293,561.20/60,311,746.20 = 31,790,505.20/x
  3. Step 3: Cross multiply
    40,293,561.20x = 60,311,746.20 × 31,790,505.20
  4. Step 4: Simplify right side
    40,293,561.20x = 1,917,340,881,192,180.25
  5. Step 5: Solve for x
    x = 1,917,340,881,192,180.25/40,293,561.20
  6. Step 6: Final answer
    x = 47,584,299.43

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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.