Home / 14,253,998.89-19,686,756.94-9,662,348.65

Finding the Fourth Proportional to 14,253,998.89, 19,686,756.94 and 9,662,348.65

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Solution

The fourth proportional to 14,253,998.89, 19,686,756.94 and 9,662,348.65 is: 13,345,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253,998.89 : 19,686,756.94 = 9,662,348.65 : x
  2. Step 2: Convert to fraction form
    14,253,998.89/19,686,756.94 = 9,662,348.65/x
  3. Step 3: Cross multiply
    14,253,998.89x = 19,686,756.94 × 9,662,348.65
  4. Step 4: Simplify right side
    14,253,998.89x = 190,220,309,329,147.62
  5. Step 5: Solve for x
    x = 190,220,309,329,147.62/14,253,998.89
  6. Step 6: Final answer
    x = 13,345,048.70

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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.