Home / 7,918,932.45-10,928,126.77-4,297,260.45

Finding the Fourth Proportional to 7,918,932.45, 10,928,126.77 and 4,297,260.45

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Solution

The fourth proportional to 7,918,932.45, 10,928,126.77 and 4,297,260.45 is: 5,930,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,932.45 : 10,928,126.77 = 4,297,260.45 : x
  2. Step 2: Convert to fraction form
    7,918,932.45/10,928,126.77 = 4,297,260.45/x
  3. Step 3: Cross multiply
    7,918,932.45x = 10,928,126.77 × 4,297,260.45
  4. Step 4: Simplify right side
    7,918,932.45x = 46,961,006,961,307.25
  5. Step 5: Solve for x
    x = 46,961,006,961,307.25/7,918,932.45
  6. Step 6: Final answer
    x = 5,930,219.42

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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.