Home / 8,618,756.40-11,893,919.76-4,751,192.70

Finding the Fourth Proportional to 8,618,756.40, 11,893,919.76 and 4,751,192.70

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Solution

The fourth proportional to 8,618,756.40, 11,893,919.76 and 4,751,192.70 is: 6,556,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,756.40 : 11,893,919.76 = 4,751,192.70 : x
  2. Step 2: Convert to fraction form
    8,618,756.40/11,893,919.76 = 4,751,192.70/x
  3. Step 3: Cross multiply
    8,618,756.40x = 11,893,919.76 × 4,751,192.70
  4. Step 4: Simplify right side
    8,618,756.40x = 56,510,304,738,097.75
  5. Step 5: Solve for x
    x = 56,510,304,738,097.75/8,618,756.40
  6. Step 6: Final answer
    x = 6,556,665.73

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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.