Home / 7,919,368.72-10,928,727.65-4,297,696.72

Finding the Fourth Proportional to 7,919,368.72, 10,928,727.65 and 4,297,696.72

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Solution

The fourth proportional to 7,919,368.72, 10,928,727.65 and 4,297,696.72 is: 5,930,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,368.72 : 10,928,727.65 = 4,297,696.72 : x
  2. Step 2: Convert to fraction form
    7,919,368.72/10,928,727.65 = 4,297,696.72/x
  3. Step 3: Cross multiply
    7,919,368.72x = 10,928,727.65 × 4,297,696.72
  4. Step 4: Simplify right side
    7,919,368.72x = 46,968,356,958,600.73
  5. Step 5: Solve for x
    x = 46,968,356,958,600.73/7,919,368.72
  6. Step 6: Final answer
    x = 5,930,820.83

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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.