Home / 14,757,470.69-20,365,337.51-8,231,522.82

Finding the Fourth Proportional to 14,757,470.69, 20,365,337.51 and 8,231,522.82

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Solution

The fourth proportional to 14,757,470.69, 20,365,337.51 and 8,231,522.82 is: 11,359,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757,470.69 : 20,365,337.51 = 8,231,522.82 : x
  2. Step 2: Convert to fraction form
    14,757,470.69/20,365,337.51 = 8,231,522.82/x
  3. Step 3: Cross multiply
    14,757,470.69x = 20,365,337.51 × 8,231,522.82
  4. Step 4: Simplify right side
    14,757,470.69x = 167,637,740,409,409.38
  5. Step 5: Solve for x
    x = 167,637,740,409,409.38/14,757,470.69
  6. Step 6: Final answer
    x = 11,359,517.09

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1.5x scale

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.