Home / 51,560,375.67-71,151,897.56-28,355,502.15

Finding the Fourth Proportional to 51,560,375.67, 71,151,897.56 and 28,355,502.15

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Solution

The fourth proportional to 51,560,375.67, 71,151,897.56 and 28,355,502.15 is: 39,129,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,560,375.67 : 71,151,897.56 = 28,355,502.15 : x
  2. Step 2: Convert to fraction form
    51,560,375.67/71,151,897.56 = 28,355,502.15/x
  3. Step 3: Cross multiply
    51,560,375.67x = 71,151,897.56 × 28,355,502.15
  4. Step 4: Simplify right side
    51,560,375.67x = 2,017,547,784,097,382.25
  5. Step 5: Solve for x
    x = 2,017,547,784,097,382.25/51,560,375.67
  6. Step 6: Final answer
    x = 39,129,811.56

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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.