Home / 21,508,291.62-32,262,408-9,987,458.94

Finding the Fourth Proportional to 21,508,291.62, 32,262,408 and 9,987,458.94

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Solution

The fourth proportional to 21,508,291.62, 32,262,408 and 9,987,458.94 is: 14,981,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508,291.62 : 32,262,408 = 9,987,458.94 : x
  2. Step 2: Convert to fraction form
    21,508,291.62/32,262,408 = 9,987,458.94/x
  3. Step 3: Cross multiply
    21,508,291.62x = 32,262,408 × 9,987,458.94
  4. Step 4: Simplify right side
    21,508,291.62x = 322,219,475,205,527.50
  5. Step 5: Solve for x
    x = 322,219,475,205,527.50/21,508,291.62
  6. Step 6: Final answer
    x = 14,981,174.74

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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.