Home / 5,420,385.93-7,479,602.13-3,244,881.45

Finding the Fourth Proportional to 5,420,385.93, 7,479,602.13 and 3,244,881.45

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Solution

The fourth proportional to 5,420,385.93, 7,479,602.13 and 3,244,881.45 is: 4,477,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,385.93 : 7,479,602.13 = 3,244,881.45 : x
  2. Step 2: Convert to fraction form
    5,420,385.93/7,479,602.13 = 3,244,881.45/x
  3. Step 3: Cross multiply
    5,420,385.93x = 7,479,602.13 × 3,244,881.45
  4. Step 4: Simplify right side
    5,420,385.93x = 24,270,422,205,017.49
  5. Step 5: Solve for x
    x = 24,270,422,205,017.49/5,420,385.93
  6. Step 6: Final answer
    x = 4,477,618.85

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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.