Home / 30,119,778.72-41,565,618.72-16,368,745.68

Finding the Fourth Proportional to 30,119,778.72, 41,565,618.72 and 16,368,745.68

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Solution

The fourth proportional to 30,119,778.72, 41,565,618.72 and 16,368,745.68 is: 22,589,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,119,778.72 : 41,565,618.72 = 16,368,745.68 : x
  2. Step 2: Convert to fraction form
    30,119,778.72/41,565,618.72 = 16,368,745.68/x
  3. Step 3: Cross multiply
    30,119,778.72x = 41,565,618.72 × 16,368,745.68
  4. Step 4: Simplify right side
    30,119,778.72x = 680,377,041,859,527.12
  5. Step 5: Solve for x
    x = 680,377,041,859,527.12/30,119,778.72
  6. Step 6: Final answer
    x = 22,589,045.16

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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.