Home / 7,918,929.56-10,928,122.80-4,297,257.56

Finding the Fourth Proportional to 7,918,929.56, 10,928,122.80 and 4,297,257.56

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Solution

The fourth proportional to 7,918,929.56, 10,928,122.80 and 4,297,257.56 is: 5,930,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,929.56 : 10,928,122.80 = 4,297,257.56 : x
  2. Step 2: Convert to fraction form
    7,918,929.56/10,928,122.80 = 4,297,257.56/x
  3. Step 3: Cross multiply
    7,918,929.56x = 10,928,122.80 × 4,297,257.56
  4. Step 4: Simplify right side
    7,918,929.56x = 46,960,958,330,113.96
  5. Step 5: Solve for x
    x = 46,960,958,330,113.96/7,918,929.56
  6. Step 6: Final answer
    x = 5,930,215.44

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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.