Home / 17,420,304.29-26,128,766.77-5,289,872.67

Finding the Fourth Proportional to 17,420,304.29, 26,128,766.77 and 5,289,872.67

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Solution

The fourth proportional to 17,420,304.29, 26,128,766.77 and 5,289,872.67 is: 7,934,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420,304.29 : 26,128,766.77 = 5,289,872.67 : x
  2. Step 2: Convert to fraction form
    17,420,304.29/26,128,766.77 = 5,289,872.67/x
  3. Step 3: Cross multiply
    17,420,304.29x = 26,128,766.77 × 5,289,872.67
  4. Step 4: Simplify right side
    17,420,304.29x = 138,217,849,224,202.48
  5. Step 5: Solve for x
    x = 138,217,849,224,202.48/17,420,304.29
  6. Step 6: Final answer
    x = 7,934,295.92

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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.