Home / 14,056,610.40-21,069,169.20-7,994,246.40

Finding the Fourth Proportional to 14,056,610.40, 21,069,169.20 and 7,994,246.40

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Solution

The fourth proportional to 14,056,610.40, 21,069,169.20 and 7,994,246.40 is: 11,982,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056,610.40 : 21,069,169.20 = 7,994,246.40 : x
  2. Step 2: Convert to fraction form
    14,056,610.40/21,069,169.20 = 7,994,246.40/x
  3. Step 3: Cross multiply
    14,056,610.40x = 21,069,169.20 × 7,994,246.40
  4. Step 4: Simplify right side
    14,056,610.40x = 168,432,130,028,090.88
  5. Step 5: Solve for x
    x = 168,432,130,028,090.88/14,056,610.40
  6. Step 6: Final answer
    x = 11,982,414.34

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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.