Home / 14,612,768.70-21,961,143.45-12,765,191.10

Finding the Fourth Proportional to 14,612,768.70, 21,961,143.45 and 12,765,191.10

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Solution

The fourth proportional to 14,612,768.70, 21,961,143.45 and 12,765,191.10 is: 19,184,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612,768.70 : 21,961,143.45 = 12,765,191.10 : x
  2. Step 2: Convert to fraction form
    14,612,768.70/21,961,143.45 = 12,765,191.10/x
  3. Step 3: Cross multiply
    14,612,768.70x = 21,961,143.45 × 12,765,191.10
  4. Step 4: Simplify right side
    14,612,768.70x = 280,338,192,913,763.28
  5. Step 5: Solve for x
    x = 280,338,192,913,763.28/14,612,768.70
  6. Step 6: Final answer
    x = 19,184,467.96

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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.