Home / 6,347,934.78-8,762,830.50-4,285,742.60

Finding the Fourth Proportional to 6,347,934.78, 8,762,830.50 and 4,285,742.60

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Solution

The fourth proportional to 6,347,934.78, 8,762,830.50 and 4,285,742.60 is: 5,916,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347,934.78 : 8,762,830.50 = 4,285,742.60 : x
  2. Step 2: Convert to fraction form
    6,347,934.78/8,762,830.50 = 4,285,742.60/x
  3. Step 3: Cross multiply
    6,347,934.78x = 8,762,830.50 × 4,285,742.60
  4. Step 4: Simplify right side
    6,347,934.78x = 37,555,235,970,429.30
  5. Step 5: Solve for x
    x = 37,555,235,970,429.30/6,347,934.78
  6. Step 6: Final answer
    x = 5,916,134.50

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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.