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Finding the Fourth Proportional to 8,365,512.60, 12,524,649.30 and 8,365,512.60

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Solution

The fourth proportional to 8,365,512.60, 12,524,649.30 and 8,365,512.60 is: 12,524,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,512.60 : 12,524,649.30 = 8,365,512.60 : x
  2. Step 2: Convert to fraction form
    8,365,512.60/12,524,649.30 = 8,365,512.60/x
  3. Step 3: Cross multiply
    8,365,512.60x = 12,524,649.30 × 8,365,512.60
  4. Step 4: Simplify right side
    8,365,512.60x = 104,775,111,529,731.19
  5. Step 5: Solve for x
    x = 104,775,111,529,731.19/8,365,512.60
  6. Step 6: Final answer
    x = 12,524,649.30

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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.