Home / 51,585,482.46-71,187,963.07-28,380,111.18

Finding the Fourth Proportional to 51,585,482.46, 71,187,963.07 and 28,380,111.18

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Solution

The fourth proportional to 51,585,482.46, 71,187,963.07 and 28,380,111.18 is: 39,164,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,482.46 : 71,187,963.07 = 28,380,111.18 : x
  2. Step 2: Convert to fraction form
    51,585,482.46/71,187,963.07 = 28,380,111.18/x
  3. Step 3: Cross multiply
    51,585,482.46x = 71,187,963.07 × 28,380,111.18
  4. Step 4: Simplify right side
    51,585,482.46x = 2,020,322,306,604,334
  5. Step 5: Solve for x
    x = 2,020,322,306,604,334/51,585,482.46
  6. Step 6: Final answer
    x = 39,164,551.93

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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.