Home / 18,156,699-25,056,244.62-10,008,111.96

Finding the Fourth Proportional to 18,156,699, 25,056,244.62 and 10,008,111.96

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Solution

The fourth proportional to 18,156,699, 25,056,244.62 and 10,008,111.96 is: 13,811,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156,699 : 25,056,244.62 = 10,008,111.96 : x
  2. Step 2: Convert to fraction form
    18,156,699/25,056,244.62 = 10,008,111.96/x
  3. Step 3: Cross multiply
    18,156,699x = 25,056,244.62 × 10,008,111.96
  4. Step 4: Simplify right side
    18,156,699x = 250,765,701,454,107.69
  5. Step 5: Solve for x
    x = 250,765,701,454,107.69/18,156,699
  6. Step 6: Final answer
    x = 13,811,194.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.