Home / 8,064,642.20-12,084,521.70-6,994,664.60

Finding the Fourth Proportional to 8,064,642.20, 12,084,521.70 and 6,994,664.60

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Solution

The fourth proportional to 8,064,642.20, 12,084,521.70 and 6,994,664.60 is: 10,481,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,642.20 : 12,084,521.70 = 6,994,664.60 : x
  2. Step 2: Convert to fraction form
    8,064,642.20/12,084,521.70 = 6,994,664.60/x
  3. Step 3: Cross multiply
    8,064,642.20x = 12,084,521.70 × 6,994,664.60
  4. Step 4: Simplify right side
    8,064,642.20x = 84,527,176,142,921.81
  5. Step 5: Solve for x
    x = 84,527,176,142,921.81/8,064,642.20
  6. Step 6: Final answer
    x = 10,481,205.99

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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.