Home / 14,786,934.51-20,376,901.76-11,306,217.09

Finding the Fourth Proportional to 14,786,934.51, 20,376,901.76 and 11,306,217.09

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Solution

The fourth proportional to 14,786,934.51, 20,376,901.76 and 11,306,217.09 is: 15,580,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786,934.51 : 20,376,901.76 = 11,306,217.09 : x
  2. Step 2: Convert to fraction form
    14,786,934.51/20,376,901.76 = 11,306,217.09/x
  3. Step 3: Cross multiply
    14,786,934.51x = 20,376,901.76 × 11,306,217.09
  4. Step 4: Simplify right side
    14,786,934.51x = 230,385,674,846,544.12
  5. Step 5: Solve for x
    x = 230,385,674,846,544.12/14,786,934.51
  6. Step 6: Final answer
    x = 15,580,354.05

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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.