Home / 19,836,653.22-29,766,459.24-8,321,088.96

Finding the Fourth Proportional to 19,836,653.22, 29,766,459.24 and 8,321,088.96

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Solution

The fourth proportional to 19,836,653.22, 29,766,459.24 and 8,321,088.96 is: 12,486,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836,653.22 : 29,766,459.24 = 8,321,088.96 : x
  2. Step 2: Convert to fraction form
    19,836,653.22/29,766,459.24 = 8,321,088.96/x
  3. Step 3: Cross multiply
    19,836,653.22x = 29,766,459.24 × 8,321,088.96
  4. Step 4: Simplify right side
    19,836,653.22x = 247,689,355,360,253.97
  5. Step 5: Solve for x
    x = 247,689,355,360,253.97/19,836,653.22
  6. Step 6: Final answer
    x = 12,486,448.83

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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.