Home / 12,096,407.70-18,119,728.35-6,116,145.30

Finding the Fourth Proportional to 12,096,407.70, 18,119,728.35 and 6,116,145.30

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Solution

The fourth proportional to 12,096,407.70, 18,119,728.35 and 6,116,145.30 is: 9,161,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,407.70 : 18,119,728.35 = 6,116,145.30 : x
  2. Step 2: Convert to fraction form
    12,096,407.70/18,119,728.35 = 6,116,145.30/x
  3. Step 3: Cross multiply
    12,096,407.70x = 18,119,728.35 × 6,116,145.30
  4. Step 4: Simplify right side
    12,096,407.70x = 110,822,891,385,129.27
  5. Step 5: Solve for x
    x = 110,822,891,385,129.27/12,096,407.70
  6. Step 6: Final answer
    x = 9,161,636.59

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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.