Home / 14,546,118.47-21,819,287.06-6,456,919.42

Finding the Fourth Proportional to 14,546,118.47, 21,819,287.06 and 6,456,919.42

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Solution

The fourth proportional to 14,546,118.47, 21,819,287.06 and 6,456,919.42 is: 9,685,427.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546,118.47 : 21,819,287.06 = 6,456,919.42 : x
  2. Step 2: Convert to fraction form
    14,546,118.47/21,819,287.06 = 6,456,919.42/x
  3. Step 3: Cross multiply
    14,546,118.47x = 21,819,287.06 × 6,456,919.42
  4. Step 4: Simplify right side
    14,546,118.47x = 140,885,378,206,887.66
  5. Step 5: Solve for x
    x = 140,885,378,206,887.66/14,546,118.47
  6. Step 6: Final answer
    x = 9,685,427.66

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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.