Home / 12,962,961.30-19,432,000.35-10,082,730.90

Finding the Fourth Proportional to 12,962,961.30, 19,432,000.35 and 10,082,730.90

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Solution

The fourth proportional to 12,962,961.30, 19,432,000.35 and 10,082,730.90 is: 15,114,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,961.30 : 19,432,000.35 = 10,082,730.90 : x
  2. Step 2: Convert to fraction form
    12,962,961.30/19,432,000.35 = 10,082,730.90/x
  3. Step 3: Cross multiply
    12,962,961.30x = 19,432,000.35 × 10,082,730.90
  4. Step 4: Simplify right side
    12,962,961.30x = 195,927,630,377,755.84
  5. Step 5: Solve for x
    x = 195,927,630,377,755.84/12,962,961.30
  6. Step 6: Final answer
    x = 15,114,419.14

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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.