Home / 21,933,903.24-30,269,732.04-12,144,346.92

Finding the Fourth Proportional to 21,933,903.24, 30,269,732.04 and 12,144,346.92

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Solution

The fourth proportional to 21,933,903.24, 30,269,732.04 and 12,144,346.92 is: 16,759,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,933,903.24 : 30,269,732.04 = 12,144,346.92 : x
  2. Step 2: Convert to fraction form
    21,933,903.24/30,269,732.04 = 12,144,346.92/x
  3. Step 3: Cross multiply
    21,933,903.24x = 30,269,732.04 × 12,144,346.92
  4. Step 4: Simplify right side
    21,933,903.24x = 367,606,127,069,199.31
  5. Step 5: Solve for x
    x = 367,606,127,069,199.31/21,933,903.24
  6. Step 6: Final answer
    x = 16,759,722.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.