Home / 22,209,516.54-30,648,557.26-12,286,765.76

Finding the Fourth Proportional to 22,209,516.54, 30,648,557.26 and 12,286,765.76

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Solution

The fourth proportional to 22,209,516.54, 30,648,557.26 and 12,286,765.76 is: 16,955,418.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209,516.54 : 30,648,557.26 = 12,286,765.76 : x
  2. Step 2: Convert to fraction form
    22,209,516.54/30,648,557.26 = 12,286,765.76/x
  3. Step 3: Cross multiply
    22,209,516.54x = 30,648,557.26 × 12,286,765.76
  4. Step 4: Simplify right side
    22,209,516.54x = 376,571,643,935,567.44
  5. Step 5: Solve for x
    x = 376,571,643,935,567.44/22,209,516.54
  6. Step 6: Final answer
    x = 16,955,418.33

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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.