Home / 5,377,222.35-7,420,473.63-2,929,853.34

Finding the Fourth Proportional to 5,377,222.35, 7,420,473.63 and 2,929,853.34

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Solution

The fourth proportional to 5,377,222.35, 7,420,473.63 and 2,929,853.34 is: 4,043,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,222.35 : 7,420,473.63 = 2,929,853.34 : x
  2. Step 2: Convert to fraction form
    5,377,222.35/7,420,473.63 = 2,929,853.34/x
  3. Step 3: Cross multiply
    5,377,222.35x = 7,420,473.63 × 2,929,853.34
  4. Step 4: Simplify right side
    5,377,222.35x = 21,740,899,449,237.42
  5. Step 5: Solve for x
    x = 21,740,899,449,237.42/5,377,222.35
  6. Step 6: Final answer
    x = 4,043,146.82

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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.