Home / 38,248,465.35-52,776,419.82-21,500,974.05

Finding the Fourth Proportional to 38,248,465.35, 52,776,419.82 and 21,500,974.05

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Solution

The fourth proportional to 38,248,465.35, 52,776,419.82 and 21,500,974.05 is: 29,667,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,465.35 : 52,776,419.82 = 21,500,974.05 : x
  2. Step 2: Convert to fraction form
    38,248,465.35/52,776,419.82 = 21,500,974.05/x
  3. Step 3: Cross multiply
    38,248,465.35x = 52,776,419.82 × 21,500,974.05
  4. Step 4: Simplify right side
    38,248,465.35x = 1,134,744,433,001,725.75
  5. Step 5: Solve for x
    x = 1,134,744,433,001,725.75/38,248,465.35
  6. Step 6: Final answer
    x = 29,667,711.44

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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.