Home / 21,760,894.56-30,030,282.06-12,468,278.22

Finding the Fourth Proportional to 21,760,894.56, 30,030,282.06 and 12,468,278.22

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Solution

The fourth proportional to 21,760,894.56, 30,030,282.06 and 12,468,278.22 is: 17,206,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,760,894.56 : 30,030,282.06 = 12,468,278.22 : x
  2. Step 2: Convert to fraction form
    21,760,894.56/30,030,282.06 = 12,468,278.22/x
  3. Step 3: Cross multiply
    21,760,894.56x = 30,030,282.06 × 12,468,278.22
  4. Step 4: Simplify right side
    21,760,894.56x = 374,425,911,749,154.75
  5. Step 5: Solve for x
    x = 374,425,911,749,154.75/21,760,894.56
  6. Step 6: Final answer
    x = 17,206,365.79

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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.