Home / 51,980,839.48-71,731,232.86-28,774,326.52

Finding the Fourth Proportional to 51,980,839.48, 71,731,232.86 and 28,774,326.52

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Solution

The fourth proportional to 51,980,839.48, 71,731,232.86 and 28,774,326.52 is: 39,707,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,980,839.48 : 71,731,232.86 = 28,774,326.52 : x
  2. Step 2: Convert to fraction form
    51,980,839.48/71,731,232.86 = 28,774,326.52/x
  3. Step 3: Cross multiply
    51,980,839.48x = 71,731,232.86 × 28,774,326.52
  4. Step 4: Simplify right side
    51,980,839.48x = 2,064,017,915,995,793.50
  5. Step 5: Solve for x
    x = 2,064,017,915,995,793.50/51,980,839.48
  6. Step 6: Final answer
    x = 39,707,283.23

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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.