Home / 51,654,186.38-71,286,012.96-28,449,308

Finding the Fourth Proportional to 51,654,186.38, 71,286,012.96 and 28,449,308

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Solution

The fourth proportional to 51,654,186.38, 71,286,012.96 and 28,449,308 is: 39,261,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,654,186.38 : 71,286,012.96 = 28,449,308 : x
  2. Step 2: Convert to fraction form
    51,654,186.38/71,286,012.96 = 28,449,308/x
  3. Step 3: Cross multiply
    51,654,186.38x = 71,286,012.96 × 28,449,308
  4. Step 4: Simplify right side
    51,654,186.38x = 2,028,037,738,791,031.50
  5. Step 5: Solve for x
    x = 2,028,037,738,791,031.50/51,654,186.38
  6. Step 6: Final answer
    x = 39,261,827.18

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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.