Home / 14,619,621.51-20,174,423.56-8,092,789.74

Finding the Fourth Proportional to 14,619,621.51, 20,174,423.56 and 8,092,789.74

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Solution

The fourth proportional to 14,619,621.51, 20,174,423.56 and 8,092,789.74 is: 11,167,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619,621.51 : 20,174,423.56 = 8,092,789.74 : x
  2. Step 2: Convert to fraction form
    14,619,621.51/20,174,423.56 = 8,092,789.74/x
  3. Step 3: Cross multiply
    14,619,621.51x = 20,174,423.56 × 8,092,789.74
  4. Step 4: Simplify right side
    14,619,621.51x = 163,267,367,976,550.31
  5. Step 5: Solve for x
    x = 163,267,367,976,550.31/14,619,621.51
  6. Step 6: Final answer
    x = 11,167,687.75

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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.