Home / 55,146,531.80-82,719,797.70-30,960,061.40

Finding the Fourth Proportional to 55,146,531.80, 82,719,797.70 and 30,960,061.40

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Solution

The fourth proportional to 55,146,531.80, 82,719,797.70 and 30,960,061.40 is: 46,440,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,146,531.80 : 82,719,797.70 = 30,960,061.40 : x
  2. Step 2: Convert to fraction form
    55,146,531.80/82,719,797.70 = 30,960,061.40/x
  3. Step 3: Cross multiply
    55,146,531.80x = 82,719,797.70 × 30,960,061.40
  4. Step 4: Simplify right side
    55,146,531.80x = 2,561,010,015,787,578.50
  5. Step 5: Solve for x
    x = 2,561,010,015,787,578.50/55,146,531.80
  6. Step 6: Final answer
    x = 46,440,092.10

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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.