Home / 7,002,784.58-9,663,823.62-3,905,311.30

Finding the Fourth Proportional to 7,002,784.58, 9,663,823.62 and 3,905,311.30

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Solution

The fourth proportional to 7,002,784.58, 9,663,823.62 and 3,905,311.30 is: 5,389,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,784.58 : 9,663,823.62 = 3,905,311.30 : x
  2. Step 2: Convert to fraction form
    7,002,784.58/9,663,823.62 = 3,905,311.30/x
  3. Step 3: Cross multiply
    7,002,784.58x = 9,663,823.62 × 3,905,311.30
  4. Step 4: Simplify right side
    7,002,784.58x = 37,740,239,584,392.90
  5. Step 5: Solve for x
    x = 37,740,239,584,392.90/7,002,784.58
  6. Step 6: Final answer
    x = 5,389,318.94

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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.