Home / 36,700,122.45-55,048,434.08-12,436,669.65

Finding the Fourth Proportional to 36,700,122.45, 55,048,434.08 and 12,436,669.65

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Solution

The fourth proportional to 36,700,122.45, 55,048,434.08 and 12,436,669.65 is: 18,654,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,122.45 : 55,048,434.08 = 12,436,669.65 : x
  2. Step 2: Convert to fraction form
    36,700,122.45/55,048,434.08 = 12,436,669.65/x
  3. Step 3: Cross multiply
    36,700,122.45x = 55,048,434.08 × 12,436,669.65
  4. Step 4: Simplify right side
    36,700,122.45x = 684,619,189,340,578.38
  5. Step 5: Solve for x
    x = 684,619,189,340,578.38/36,700,122.45
  6. Step 6: Final answer
    x = 18,654,411.58

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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.