Home / 51,585,455.96-71,187,926.90-28,380,084.72

Finding the Fourth Proportional to 51,585,455.96, 71,187,926.90 and 28,380,084.72

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Solution

The fourth proportional to 51,585,455.96, 71,187,926.90 and 28,380,084.72 is: 39,164,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,455.96 : 71,187,926.90 = 28,380,084.72 : x
  2. Step 2: Convert to fraction form
    51,585,455.96/71,187,926.90 = 28,380,084.72/x
  3. Step 3: Cross multiply
    51,585,455.96x = 71,187,926.90 × 28,380,084.72
  4. Step 4: Simplify right side
    51,585,455.96x = 2,020,319,396,463,167
  5. Step 5: Solve for x
    x = 2,020,319,396,463,167/51,585,455.96
  6. Step 6: Final answer
    x = 39,164,515.63

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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.