Home / 22,555,278.57-31,006,621.04-19,404,042.69

Finding the Fourth Proportional to 22,555,278.57, 31,006,621.04 and 19,404,042.69

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Solution

The fourth proportional to 22,555,278.57, 31,006,621.04 and 19,404,042.69 is: 26,674,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,278.57 : 31,006,621.04 = 19,404,042.69 : x
  2. Step 2: Convert to fraction form
    22,555,278.57/31,006,621.04 = 19,404,042.69/x
  3. Step 3: Cross multiply
    22,555,278.57x = 31,006,621.04 × 19,404,042.69
  4. Step 4: Simplify right side
    22,555,278.57x = 601,653,798,332,812.25
  5. Step 5: Solve for x
    x = 601,653,798,332,812.25/22,555,278.57
  6. Step 6: Final answer
    x = 26,674,633.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.