Home / 12,376,692.72-18,565,013.57-6,982,894.62

Finding the Fourth Proportional to 12,376,692.72, 18,565,013.57 and 6,982,894.62

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Solution

The fourth proportional to 12,376,692.72, 18,565,013.57 and 6,982,894.62 is: 10,474,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376,692.72 : 18,565,013.57 = 6,982,894.62 : x
  2. Step 2: Convert to fraction form
    12,376,692.72/18,565,013.57 = 6,982,894.62/x
  3. Step 3: Cross multiply
    12,376,692.72x = 18,565,013.57 × 6,982,894.62
  4. Step 4: Simplify right side
    12,376,692.72x = 129,637,533,343,265.53
  5. Step 5: Solve for x
    x = 129,637,533,343,265.53/12,376,692.72
  6. Step 6: Final answer
    x = 10,474,327.53

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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.