Home / 51,315,452.70-70,788,476.76-31,730,080.38

Finding the Fourth Proportional to 51,315,452.70, 70,788,476.76 and 31,730,080.38

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Solution

The fourth proportional to 51,315,452.70, 70,788,476.76 and 31,730,080.38 is: 43,770,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,315,452.70 : 70,788,476.76 = 31,730,080.38 : x
  2. Step 2: Convert to fraction form
    51,315,452.70/70,788,476.76 = 31,730,080.38/x
  3. Step 3: Cross multiply
    51,315,452.70x = 70,788,476.76 × 31,730,080.38
  4. Step 4: Simplify right side
    51,315,452.70x = 2,246,124,057,572,562
  5. Step 5: Solve for x
    x = 2,246,124,057,572,562/51,315,452.70
  6. Step 6: Final answer
    x = 43,770,909.92

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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.