Home / 19,967,359.90-27,355,152.22-19,220,697.62

Finding the Fourth Proportional to 19,967,359.90, 27,355,152.22 and 19,220,697.62

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Solution

The fourth proportional to 19,967,359.90, 27,355,152.22 and 19,220,697.62 is: 26,332,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967,359.90 : 27,355,152.22 = 19,220,697.62 : x
  2. Step 2: Convert to fraction form
    19,967,359.90/27,355,152.22 = 19,220,697.62/x
  3. Step 3: Cross multiply
    19,967,359.90x = 27,355,152.22 × 19,220,697.62
  4. Step 4: Simplify right side
    19,967,359.90x = 525,785,109,169,691.75
  5. Step 5: Solve for x
    x = 525,785,109,169,691.75/19,967,359.90
  6. Step 6: Final answer
    x = 26,332,229.79

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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.