Home / 54,124,791.32-74,619,956.05-42,998,202.38

Finding the Fourth Proportional to 54,124,791.32, 74,619,956.05 and 42,998,202.38

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Solution

The fourth proportional to 54,124,791.32, 74,619,956.05 and 42,998,202.38 is: 59,280,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,124,791.32 : 74,619,956.05 = 42,998,202.38 : x
  2. Step 2: Convert to fraction form
    54,124,791.32/74,619,956.05 = 42,998,202.38/x
  3. Step 3: Cross multiply
    54,124,791.32x = 74,619,956.05 × 42,998,202.38
  4. Step 4: Simplify right side
    54,124,791.32x = 3,208,523,971,903,660
  5. Step 5: Solve for x
    x = 3,208,523,971,903,660/54,124,791.32
  6. Step 6: Final answer
    x = 59,280,117.18

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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.