Home / 22,221,505.50-30,665,451.66-12,298,407.48

Finding the Fourth Proportional to 22,221,505.50, 30,665,451.66 and 12,298,407.48

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Solution

The fourth proportional to 22,221,505.50, 30,665,451.66 and 12,298,407.48 is: 16,971,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,505.50 : 30,665,451.66 = 12,298,407.48 : x
  2. Step 2: Convert to fraction form
    22,221,505.50/30,665,451.66 = 12,298,407.48/x
  3. Step 3: Cross multiply
    22,221,505.50x = 30,665,451.66 × 12,298,407.48
  4. Step 4: Simplify right side
    22,221,505.50x = 377,136,220,072,922.44
  5. Step 5: Solve for x
    x = 377,136,220,072,922.44/22,221,505.50
  6. Step 6: Final answer
    x = 16,971,677.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.