Home / 14,014,906.60-21,022,359.90-8,606,018.20

Finding the Fourth Proportional to 14,014,906.60, 21,022,359.90 and 8,606,018.20

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Solution

The fourth proportional to 14,014,906.60, 21,022,359.90 and 8,606,018.20 is: 12,909,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,906.60 : 21,022,359.90 = 8,606,018.20 : x
  2. Step 2: Convert to fraction form
    14,014,906.60/21,022,359.90 = 8,606,018.20/x
  3. Step 3: Cross multiply
    14,014,906.60x = 21,022,359.90 × 8,606,018.20
  4. Step 4: Simplify right side
    14,014,906.60x = 180,918,811,906,350.16
  5. Step 5: Solve for x
    x = 180,918,811,906,350.16/14,014,906.60
  6. Step 6: Final answer
    x = 12,909,027.30

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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.