Home / 57,192,106.97-78,925,636.01-31,086,686.23

Finding the Fourth Proportional to 57,192,106.97, 78,925,636.01 and 31,086,686.23

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Solution

The fourth proportional to 57,192,106.97, 78,925,636.01 and 31,086,686.23 is: 42,899,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,192,106.97 : 78,925,636.01 = 31,086,686.23 : x
  2. Step 2: Convert to fraction form
    57,192,106.97/78,925,636.01 = 31,086,686.23/x
  3. Step 3: Cross multiply
    57,192,106.97x = 78,925,636.01 × 31,086,686.23
  4. Step 4: Simplify right side
    57,192,106.97x = 2,453,536,482,026,462
  5. Step 5: Solve for x
    x = 2,453,536,482,026,462/57,192,106.97
  6. Step 6: Final answer
    x = 42,899,914.20

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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.