Home / 21,761,438.77-32,615,252.65-10,981,822.69

Finding the Fourth Proportional to 21,761,438.77, 32,615,252.65 and 10,981,822.69

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Solution

The fourth proportional to 21,761,438.77, 32,615,252.65 and 10,981,822.69 is: 16,459,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,438.77 : 32,615,252.65 = 10,981,822.69 : x
  2. Step 2: Convert to fraction form
    21,761,438.77/32,615,252.65 = 10,981,822.69/x
  3. Step 3: Cross multiply
    21,761,438.77x = 32,615,252.65 × 10,981,822.69
  4. Step 4: Simplify right side
    21,761,438.77x = 358,174,921,591,852.62
  5. Step 5: Solve for x
    x = 358,174,921,591,852.62/21,761,438.77
  6. Step 6: Final answer
    x = 16,459,156.28

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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.