Home / 74,963,187.72-112,433,419.44-25,786,524.42

Finding the Fourth Proportional to 74,963,187.72, 112,433,419.44 and 25,786,524.42

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Solution

The fourth proportional to 74,963,187.72, 112,433,419.44 and 25,786,524.42 is: 38,675,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,963,187.72 : 112,433,419.44 = 25,786,524.42 : x
  2. Step 2: Convert to fraction form
    74,963,187.72/112,433,419.44 = 25,786,524.42/x
  3. Step 3: Cross multiply
    74,963,187.72x = 112,433,419.44 × 25,786,524.42
  4. Step 4: Simplify right side
    74,963,187.72x = 2,899,267,116,013,663
  5. Step 5: Solve for x
    x = 2,899,267,116,013,663/74,963,187.72
  6. Step 6: Final answer
    x = 38,675,878.18

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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.