Home / 14,653,021.66-20,221,844.92-8,126,262.18

Finding the Fourth Proportional to 14,653,021.66, 20,221,844.92 and 8,126,262.18

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Solution

The fourth proportional to 14,653,021.66, 20,221,844.92 and 8,126,262.18 is: 11,214,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653,021.66 : 20,221,844.92 = 8,126,262.18 : x
  2. Step 2: Convert to fraction form
    14,653,021.66/20,221,844.92 = 8,126,262.18/x
  3. Step 3: Cross multiply
    14,653,021.66x = 20,221,844.92 × 8,126,262.18
  4. Step 4: Simplify right side
    14,653,021.66x = 164,328,013,562,905.47
  5. Step 5: Solve for x
    x = 164,328,013,562,905.47/14,653,021.66
  6. Step 6: Final answer
    x = 11,214,616.17

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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.