Home / 5,152,479.82-7,110,144.48-2,860,493.02

Finding the Fourth Proportional to 5,152,479.82, 7,110,144.48 and 2,860,493.02

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Solution

The fourth proportional to 5,152,479.82, 7,110,144.48 and 2,860,493.02 is: 3,947,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,479.82 : 7,110,144.48 = 2,860,493.02 : x
  2. Step 2: Convert to fraction form
    5,152,479.82/7,110,144.48 = 2,860,493.02/x
  3. Step 3: Cross multiply
    5,152,479.82x = 7,110,144.48 × 2,860,493.02
  4. Step 4: Simplify right side
    5,152,479.82x = 20,338,518,656,231.53
  5. Step 5: Solve for x
    x = 20,338,518,656,231.53/5,152,479.82
  6. Step 6: Final answer
    x = 3,947,326.21

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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.