Home / 31,010,037.32-42,793,096.20-17,071,279.22

Finding the Fourth Proportional to 31,010,037.32, 42,793,096.20 and 17,071,279.22

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Solution

The fourth proportional to 31,010,037.32, 42,793,096.20 and 17,071,279.22 is: 23,557,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010,037.32 : 42,793,096.20 = 17,071,279.22 : x
  2. Step 2: Convert to fraction form
    31,010,037.32/42,793,096.20 = 17,071,279.22/x
  3. Step 3: Cross multiply
    31,010,037.32x = 42,793,096.20 × 17,071,279.22
  4. Step 4: Simplify right side
    31,010,037.32x = 730,532,893,918,521
  5. Step 5: Solve for x
    x = 730,532,893,918,521/31,010,037.32
  6. Step 6: Final answer
    x = 23,557,949.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.