Home / 21,984,006.40-32,976,009.60-11,906,310.40

Finding the Fourth Proportional to 21,984,006.40, 32,976,009.60 and 11,906,310.40

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Solution

The fourth proportional to 21,984,006.40, 32,976,009.60 and 11,906,310.40 is: 17,859,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,006.40 : 32,976,009.60 = 11,906,310.40 : x
  2. Step 2: Convert to fraction form
    21,984,006.40/32,976,009.60 = 11,906,310.40/x
  3. Step 3: Cross multiply
    21,984,006.40x = 32,976,009.60 × 11,906,310.40
  4. Step 4: Simplify right side
    21,984,006.40x = 392,622,606,050,979.88
  5. Step 5: Solve for x
    x = 392,622,606,050,979.88/21,984,006.40
  6. Step 6: Final answer
    x = 17,859,465.60

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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.