Home / 21,791,910.36-32,676,515.82-8,133,825.63

Finding the Fourth Proportional to 21,791,910.36, 32,676,515.82 and 8,133,825.63

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Solution

The fourth proportional to 21,791,910.36, 32,676,515.82 and 8,133,825.63 is: 12,196,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791,910.36 : 32,676,515.82 = 8,133,825.63 : x
  2. Step 2: Convert to fraction form
    21,791,910.36/32,676,515.82 = 8,133,825.63/x
  3. Step 3: Cross multiply
    21,791,910.36x = 32,676,515.82 × 8,133,825.63
  4. Step 4: Simplify right side
    21,791,910.36x = 265,785,081,875,816.47
  5. Step 5: Solve for x
    x = 265,785,081,875,816.47/21,791,910.36
  6. Step 6: Final answer
    x = 12,196,502.16

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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.