Home / 21,508,298.75-32,262,418.69-9,987,466.07

Finding the Fourth Proportional to 21,508,298.75, 32,262,418.69 and 9,987,466.07

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Solution

The fourth proportional to 21,508,298.75, 32,262,418.69 and 9,987,466.07 is: 14,981,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508,298.75 : 32,262,418.69 = 9,987,466.07 : x
  2. Step 2: Convert to fraction form
    21,508,298.75/32,262,418.69 = 9,987,466.07/x
  3. Step 3: Cross multiply
    21,508,298.75x = 32,262,418.69 × 9,987,466.07
  4. Step 4: Simplify right side
    21,508,298.75x = 322,219,811,816,228.06
  5. Step 5: Solve for x
    x = 322,219,811,816,228.06/21,508,298.75
  6. Step 6: Final answer
    x = 14,981,185.43

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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.