Home / 51,686,833.14-71,328,308.13-28,482,790.50

Finding the Fourth Proportional to 51,686,833.14, 71,328,308.13 and 28,482,790.50

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Solution

The fourth proportional to 51,686,833.14, 71,328,308.13 and 28,482,790.50 is: 39,306,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,833.14 : 71,328,308.13 = 28,482,790.50 : x
  2. Step 2: Convert to fraction form
    51,686,833.14/71,328,308.13 = 28,482,790.50/x
  3. Step 3: Cross multiply
    51,686,833.14x = 71,328,308.13 × 28,482,790.50
  4. Step 4: Simplify right side
    51,686,833.14x = 2,031,629,257,186,236.75
  5. Step 5: Solve for x
    x = 2,031,629,257,186,236.75/51,686,833.14
  6. Step 6: Final answer
    x = 39,306,514.52

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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.