Home / 17,221,960.45-25,836,119.11-7,125,368.77

Finding the Fourth Proportional to 17,221,960.45, 25,836,119.11 and 7,125,368.77

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Solution

The fourth proportional to 17,221,960.45, 25,836,119.11 and 7,125,368.77 is: 10,689,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221,960.45 : 25,836,119.11 = 7,125,368.77 : x
  2. Step 2: Convert to fraction form
    17,221,960.45/25,836,119.11 = 7,125,368.77/x
  3. Step 3: Cross multiply
    17,221,960.45x = 25,836,119.11 × 7,125,368.77
  4. Step 4: Simplify right side
    17,221,960.45x = 184,091,876,244,394.19
  5. Step 5: Solve for x
    x = 184,091,876,244,394.19/17,221,960.45
  6. Step 6: Final answer
    x = 10,689,368.19

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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.