Home / 54,454,524.60-81,681,786.90-42,125,093.40

Finding the Fourth Proportional to 54,454,524.60, 81,681,786.90 and 42,125,093.40

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Solution

The fourth proportional to 54,454,524.60, 81,681,786.90 and 42,125,093.40 is: 63,187,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454,524.60 : 81,681,786.90 = 42,125,093.40 : x
  2. Step 2: Convert to fraction form
    54,454,524.60/81,681,786.90 = 42,125,093.40/x
  3. Step 3: Cross multiply
    54,454,524.60x = 81,681,786.90 × 42,125,093.40
  4. Step 4: Simplify right side
    54,454,524.60x = 3,440,852,902,241,396.50
  5. Step 5: Solve for x
    x = 3,440,852,902,241,396.50/54,454,524.60
  6. Step 6: Final answer
    x = 63,187,640.10

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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.