Home / 14,582,289.82-21,868,369.08-8,115,234.16

Finding the Fourth Proportional to 14,582,289.82, 21,868,369.08 and 8,115,234.16

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Solution

The fourth proportional to 14,582,289.82, 21,868,369.08 and 8,115,234.16 is: 12,170,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582,289.82 : 21,868,369.08 = 8,115,234.16 : x
  2. Step 2: Convert to fraction form
    14,582,289.82/21,868,369.08 = 8,115,234.16/x
  3. Step 3: Cross multiply
    14,582,289.82x = 21,868,369.08 × 8,115,234.16
  4. Step 4: Simplify right side
    14,582,289.82x = 177,466,935,781,503.75
  5. Step 5: Solve for x
    x = 177,466,935,781,503.75/14,582,289.82
  6. Step 6: Final answer
    x = 12,170,032.14

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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.