Home / 14,239,369.35-21,419,666.73-12,907,592.19

Finding the Fourth Proportional to 14,239,369.35, 21,419,666.73 and 12,907,592.19

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Solution

The fourth proportional to 14,239,369.35, 21,419,666.73 and 12,907,592.19 is: 19,416,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,369.35 : 21,419,666.73 = 12,907,592.19 : x
  2. Step 2: Convert to fraction form
    14,239,369.35/21,419,666.73 = 12,907,592.19/x
  3. Step 3: Cross multiply
    14,239,369.35x = 21,419,666.73 × 12,907,592.19
  4. Step 4: Simplify right side
    14,239,369.35x = 276,476,322,996,550.84
  5. Step 5: Solve for x
    x = 276,476,322,996,550.84/14,239,369.35
  6. Step 6: Final answer
    x = 19,416,332.02

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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.