Home / 12,189,513.22-16,823,241.96-7,544,788.13

Finding the Fourth Proportional to 12,189,513.22, 16,823,241.96 and 7,544,788.13

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Solution

The fourth proportional to 12,189,513.22, 16,823,241.96 and 7,544,788.13 is: 10,412,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,189,513.22 : 16,823,241.96 = 7,544,788.13 : x
  2. Step 2: Convert to fraction form
    12,189,513.22/16,823,241.96 = 7,544,788.13/x
  3. Step 3: Cross multiply
    12,189,513.22x = 16,823,241.96 × 7,544,788.13
  4. Step 4: Simplify right side
    12,189,513.22x = 126,927,796,247,925.94
  5. Step 5: Solve for x
    x = 126,927,796,247,925.94/12,189,513.22
  6. Step 6: Final answer
    x = 10,412,868.34

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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.