Home / 7,918,764.36-11,882,639.52-4,275,445.36

Finding the Fourth Proportional to 7,918,764.36, 11,882,639.52 and 4,275,445.36

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Solution

The fourth proportional to 7,918,764.36, 11,882,639.52 and 4,275,445.36 is: 6,415,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,764.36 : 11,882,639.52 = 4,275,445.36 : x
  2. Step 2: Convert to fraction form
    7,918,764.36/11,882,639.52 = 4,275,445.36/x
  3. Step 3: Cross multiply
    7,918,764.36x = 11,882,639.52 × 4,275,445.36
  4. Step 4: Simplify right side
    7,918,764.36x = 50,803,576,000,336.63
  5. Step 5: Solve for x
    x = 50,803,576,000,336.63/7,918,764.36
  6. Step 6: Final answer
    x = 6,415,593.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.