Home / 14,660,477.40-21,976,719.30-11,420,218.20

Finding the Fourth Proportional to 14,660,477.40, 21,976,719.30 and 11,420,218.20

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Solution

The fourth proportional to 14,660,477.40, 21,976,719.30 and 11,420,218.20 is: 17,119,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660,477.40 : 21,976,719.30 = 11,420,218.20 : x
  2. Step 2: Convert to fraction form
    14,660,477.40/21,976,719.30 = 11,420,218.20/x
  3. Step 3: Cross multiply
    14,660,477.40x = 21,976,719.30 × 11,420,218.20
  4. Step 4: Simplify right side
    14,660,477.40x = 250,978,929,726,151.25
  5. Step 5: Solve for x
    x = 250,978,929,726,151.25/14,660,477.40
  6. Step 6: Final answer
    x = 17,119,424.07

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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.