Home / 31,949,264.62-47,923,894.52-7,688,194.08

Finding the Fourth Proportional to 31,949,264.62, 47,923,894.52 and 7,688,194.08

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Solution

The fourth proportional to 31,949,264.62, 47,923,894.52 and 7,688,194.08 is: 11,532,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949,264.62 : 47,923,894.52 = 7,688,194.08 : x
  2. Step 2: Convert to fraction form
    31,949,264.62/47,923,894.52 = 7,688,194.08/x
  3. Step 3: Cross multiply
    31,949,264.62x = 47,923,894.52 × 7,688,194.08
  4. Step 4: Simplify right side
    31,949,264.62x = 368,448,201,949,883.56
  5. Step 5: Solve for x
    x = 368,448,201,949,883.56/31,949,264.62
  6. Step 6: Final answer
    x = 11,532,290.54

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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.