Home / 13,887,280.98-20,823,327.98-11,027,021.22

Finding the Fourth Proportional to 13,887,280.98, 20,823,327.98 and 11,027,021.22

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Solution

The fourth proportional to 13,887,280.98, 20,823,327.98 and 11,027,021.22 is: 16,534,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887,280.98 : 20,823,327.98 = 11,027,021.22 : x
  2. Step 2: Convert to fraction form
    13,887,280.98/20,823,327.98 = 11,027,021.22/x
  3. Step 3: Cross multiply
    13,887,280.98x = 20,823,327.98 × 11,027,021.22
  4. Step 4: Simplify right side
    13,887,280.98x = 229,619,279,506,479.75
  5. Step 5: Solve for x
    x = 229,619,279,506,479.75/13,887,280.98
  6. Step 6: Final answer
    x = 16,534,502.31

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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.