Home / 31,105,738.80-46,635,280.20-15,970,532.40

Finding the Fourth Proportional to 31,105,738.80, 46,635,280.20 and 15,970,532.40

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Solution

The fourth proportional to 31,105,738.80, 46,635,280.20 and 15,970,532.40 is: 23,943,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105,738.80 : 46,635,280.20 = 15,970,532.40 : x
  2. Step 2: Convert to fraction form
    31,105,738.80/46,635,280.20 = 15,970,532.40/x
  3. Step 3: Cross multiply
    31,105,738.80x = 46,635,280.20 × 15,970,532.40
  4. Step 4: Simplify right side
    31,105,738.80x = 744,790,253,417,178.50
  5. Step 5: Solve for x
    x = 744,790,253,417,178.50/31,105,738.80
  6. Step 6: Final answer
    x = 23,943,821.37

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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.