Home / 14,666,729.70-21,991,346.55-8,991,027.30

Finding the Fourth Proportional to 14,666,729.70, 21,991,346.55 and 8,991,027.30

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Solution

The fourth proportional to 14,666,729.70, 21,991,346.55 and 8,991,027.30 is: 13,481,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,729.70 : 21,991,346.55 = 8,991,027.30 : x
  2. Step 2: Convert to fraction form
    14,666,729.70/21,991,346.55 = 8,991,027.30/x
  3. Step 3: Cross multiply
    14,666,729.70x = 21,991,346.55 × 8,991,027.30
  4. Step 4: Simplify right side
    14,666,729.70x = 197,724,797,194,810.84
  5. Step 5: Solve for x
    x = 197,724,797,194,810.84/14,666,729.70
  6. Step 6: Final answer
    x = 13,481,178.23

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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.