Home / 14,597,919.39-20,144,769.75-8,071,381.65

Finding the Fourth Proportional to 14,597,919.39, 20,144,769.75 and 8,071,381.65

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Solution

The fourth proportional to 14,597,919.39, 20,144,769.75 and 8,071,381.65 is: 11,138,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597,919.39 : 20,144,769.75 = 8,071,381.65 : x
  2. Step 2: Convert to fraction form
    14,597,919.39/20,144,769.75 = 8,071,381.65/x
  3. Step 3: Cross multiply
    14,597,919.39x = 20,144,769.75 × 8,071,381.65
  4. Step 4: Simplify right side
    14,597,919.39x = 162,596,124,903,625.09
  5. Step 5: Solve for x
    x = 162,596,124,903,625.09/14,597,919.39
  6. Step 6: Final answer
    x = 11,138,308.18

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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.