Home / 18,470,564.10-27,705,846.15-11,668,119.30

Finding the Fourth Proportional to 18,470,564.10, 27,705,846.15 and 11,668,119.30

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Solution

The fourth proportional to 18,470,564.10, 27,705,846.15 and 11,668,119.30 is: 17,502,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,564.10 : 27,705,846.15 = 11,668,119.30 : x
  2. Step 2: Convert to fraction form
    18,470,564.10/27,705,846.15 = 11,668,119.30/x
  3. Step 3: Cross multiply
    18,470,564.10x = 27,705,846.15 × 11,668,119.30
  4. Step 4: Simplify right side
    18,470,564.10x = 323,275,118,185,645.69
  5. Step 5: Solve for x
    x = 323,275,118,185,645.69/18,470,564.10
  6. Step 6: Final answer
    x = 17,502,178.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.