Home / 36,707,205.42-55,049,021.28-12,109,603.32

Finding the Fourth Proportional to 36,707,205.42, 55,049,021.28 and 12,109,603.32

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Solution

The fourth proportional to 36,707,205.42, 55,049,021.28 and 12,109,603.32 is: 18,160,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,707,205.42 : 55,049,021.28 = 12,109,603.32 : x
  2. Step 2: Convert to fraction form
    36,707,205.42/55,049,021.28 = 12,109,603.32/x
  3. Step 3: Cross multiply
    36,707,205.42x = 55,049,021.28 × 12,109,603.32
  4. Step 4: Simplify right side
    36,707,205.42x = 666,621,810,855,038.62
  5. Step 5: Solve for x
    x = 666,621,810,855,038.62/36,707,205.42
  6. Step 6: Final answer
    x = 18,160,516.53

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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.