Home / 56,378,596.32-77,801,158.80-32,855,634.72

Finding the Fourth Proportional to 56,378,596.32, 77,801,158.80 and 32,855,634.72

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Solution

The fourth proportional to 56,378,596.32, 77,801,158.80 and 32,855,634.72 is: 45,340,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,378,596.32 : 77,801,158.80 = 32,855,634.72 : x
  2. Step 2: Convert to fraction form
    56,378,596.32/77,801,158.80 = 32,855,634.72/x
  3. Step 3: Cross multiply
    56,378,596.32x = 77,801,158.80 × 32,855,634.72
  4. Step 4: Simplify right side
    56,378,596.32x = 2,556,206,454,325,513.50
  5. Step 5: Solve for x
    x = 2,556,206,454,325,513.50/56,378,596.32
  6. Step 6: Final answer
    x = 45,340,015.91

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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.