Home / 13,262,964.75-19,894,446.05-3,678,343.16

Finding the Fourth Proportional to 13,262,964.75, 19,894,446.05 and 3,678,343.16

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Solution

The fourth proportional to 13,262,964.75, 19,894,446.05 and 3,678,343.16 is: 5,517,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,964.75 : 19,894,446.05 = 3,678,343.16 : x
  2. Step 2: Convert to fraction form
    13,262,964.75/19,894,446.05 = 3,678,343.16/x
  3. Step 3: Cross multiply
    13,262,964.75x = 19,894,446.05 × 3,678,343.16
  4. Step 4: Simplify right side
    13,262,964.75x = 73,178,599,432,142.58
  5. Step 5: Solve for x
    x = 73,178,599,432,142.58/13,262,964.75
  6. Step 6: Final answer
    x = 5,517,514.43

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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.