Home / 16,786,803.36-23,165,789.76-9,543,459.36

Finding the Fourth Proportional to 16,786,803.36, 23,165,789.76 and 9,543,459.36

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Solution

The fourth proportional to 16,786,803.36, 23,165,789.76 and 9,543,459.36 is: 13,169,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,803.36 : 23,165,789.76 = 9,543,459.36 : x
  2. Step 2: Convert to fraction form
    16,786,803.36/23,165,789.76 = 9,543,459.36/x
  3. Step 3: Cross multiply
    16,786,803.36x = 23,165,789.76 × 9,543,459.36
  4. Step 4: Simplify right side
    16,786,803.36x = 221,081,773,116,864.16
  5. Step 5: Solve for x
    x = 221,081,773,116,864.16/16,786,803.36
  6. Step 6: Final answer
    x = 13,169,974.56

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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.