Home / 7,918,873.50-10,928,045.44-4,297,201.50

Finding the Fourth Proportional to 7,918,873.50, 10,928,045.44 and 4,297,201.50

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Solution

The fourth proportional to 7,918,873.50, 10,928,045.44 and 4,297,201.50 is: 5,930,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,873.50 : 10,928,045.44 = 4,297,201.50 : x
  2. Step 2: Convert to fraction form
    7,918,873.50/10,928,045.44 = 4,297,201.50/x
  3. Step 3: Cross multiply
    7,918,873.50x = 10,928,045.44 × 4,297,201.50
  4. Step 4: Simplify right side
    7,918,873.50x = 46,960,013,279,016.08
  5. Step 5: Solve for x
    x = 46,960,013,279,016.08/7,918,873.50
  6. Step 6: Final answer
    x = 5,930,138.08

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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.