Home / 15,200,781.84-22,802,666.40-4,418,172

Finding the Fourth Proportional to 15,200,781.84, 22,802,666.40 and 4,418,172

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Solution

The fourth proportional to 15,200,781.84, 22,802,666.40 and 4,418,172 is: 6,627,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200,781.84 : 22,802,666.40 = 4,418,172 : x
  2. Step 2: Convert to fraction form
    15,200,781.84/22,802,666.40 = 4,418,172/x
  3. Step 3: Cross multiply
    15,200,781.84x = 22,802,666.40 × 4,418,172
  4. Step 4: Simplify right side
    15,200,781.84x = 100,746,102,213,820.80
  5. Step 5: Solve for x
    x = 100,746,102,213,820.80/15,200,781.84
  6. Step 6: Final answer
    x = 6,627,692.13

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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.