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Finding the Fourth Proportional to 7,062,867.60, 10,594,398.60 and 2,014,178.64

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Solution

The fourth proportional to 7,062,867.60, 10,594,398.60 and 2,014,178.64 is: 3,021,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062,867.60 : 10,594,398.60 = 2,014,178.64 : x
  2. Step 2: Convert to fraction form
    7,062,867.60/10,594,398.60 = 2,014,178.64/x
  3. Step 3: Cross multiply
    7,062,867.60x = 10,594,398.60 × 2,014,178.64
  4. Step 4: Simplify right side
    7,062,867.60x = 21,339,011,363,765.90
  5. Step 5: Solve for x
    x = 21,339,011,363,765.90/7,062,867.60
  6. Step 6: Final answer
    x = 3,021,295.68

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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.