Home / 18,968,337.45-26,176,939.38-11,624,751.90

Finding the Fourth Proportional to 18,968,337.45, 26,176,939.38 and 11,624,751.90

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Solution

The fourth proportional to 18,968,337.45, 26,176,939.38 and 11,624,751.90 is: 16,042,545.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968,337.45 : 26,176,939.38 = 11,624,751.90 : x
  2. Step 2: Convert to fraction form
    18,968,337.45/26,176,939.38 = 11,624,751.90/x
  3. Step 3: Cross multiply
    18,968,337.45x = 26,176,939.38 × 11,624,751.90
  4. Step 4: Simplify right side
    18,968,337.45x = 304,300,425,793,839.81
  5. Step 5: Solve for x
    x = 304,300,425,793,839.81/18,968,337.45
  6. Step 6: Final answer
    x = 16,042,545.98

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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.