Home / 54,304,061.20-81,456,091.80-30,117,590.80

Finding the Fourth Proportional to 54,304,061.20, 81,456,091.80 and 30,117,590.80

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Solution

The fourth proportional to 54,304,061.20, 81,456,091.80 and 30,117,590.80 is: 45,176,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,304,061.20 : 81,456,091.80 = 30,117,590.80 : x
  2. Step 2: Convert to fraction form
    54,304,061.20/81,456,091.80 = 30,117,590.80/x
  3. Step 3: Cross multiply
    54,304,061.20x = 81,456,091.80 × 30,117,590.80
  4. Step 4: Simplify right side
    54,304,061.20x = 2,453,261,240,999,635.50
  5. Step 5: Solve for x
    x = 2,453,261,240,999,635.50/54,304,061.20
  6. Step 6: Final answer
    x = 45,176,386.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.