Home / 16,865,982.90-25,298,974.35-7,274,675.70

Finding the Fourth Proportional to 16,865,982.90, 25,298,974.35 and 7,274,675.70

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Solution

The fourth proportional to 16,865,982.90, 25,298,974.35 and 7,274,675.70 is: 10,912,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865,982.90 : 25,298,974.35 = 7,274,675.70 : x
  2. Step 2: Convert to fraction form
    16,865,982.90/25,298,974.35 = 7,274,675.70/x
  3. Step 3: Cross multiply
    16,865,982.90x = 25,298,974.35 × 7,274,675.70
  4. Step 4: Simplify right side
    16,865,982.90x = 184,041,833,938,868.31
  5. Step 5: Solve for x
    x = 184,041,833,938,868.31/16,865,982.90
  6. Step 6: Final answer
    x = 10,912,013.55

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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.