Home / 12,262,525.92-16,922,290.40-7,108,874.96

Finding the Fourth Proportional to 12,262,525.92, 16,922,290.40 and 7,108,874.96

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Solution

The fourth proportional to 12,262,525.92, 16,922,290.40 and 7,108,874.96 is: 9,810,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,525.92 : 16,922,290.40 = 7,108,874.96 : x
  2. Step 2: Convert to fraction form
    12,262,525.92/16,922,290.40 = 7,108,874.96/x
  3. Step 3: Cross multiply
    12,262,525.92x = 16,922,290.40 × 7,108,874.96
  4. Step 4: Simplify right side
    12,262,525.92x = 120,298,446,490,408.38
  5. Step 5: Solve for x
    x = 120,298,446,490,408.38/12,262,525.92
  6. Step 6: Final answer
    x = 9,810,250.13

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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.