Home / 8,064,649.20-12,084,532.20-6,994,671.60

Finding the Fourth Proportional to 8,064,649.20, 12,084,532.20 and 6,994,671.60

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Solution

The fourth proportional to 8,064,649.20, 12,084,532.20 and 6,994,671.60 is: 10,481,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,649.20 : 12,084,532.20 = 6,994,671.60 : x
  2. Step 2: Convert to fraction form
    8,064,649.20/12,084,532.20 = 6,994,671.60/x
  3. Step 3: Cross multiply
    8,064,649.20x = 12,084,532.20 × 6,994,671.60
  4. Step 4: Simplify right side
    8,064,649.20x = 84,527,334,178,625.52
  5. Step 5: Solve for x
    x = 84,527,334,178,625.52/8,064,649.20
  6. Step 6: Final answer
    x = 10,481,216.49

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1.5x scale

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.