Home / 5,328,893-7,353,427.78-3,005,657.48

Finding the Fourth Proportional to 5,328,893, 7,353,427.78 and 3,005,657.48

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Solution

The fourth proportional to 5,328,893, 7,353,427.78 and 3,005,657.48 is: 4,147,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,893 : 7,353,427.78 = 3,005,657.48 : x
  2. Step 2: Convert to fraction form
    5,328,893/7,353,427.78 = 3,005,657.48/x
  3. Step 3: Cross multiply
    5,328,893x = 7,353,427.78 × 3,005,657.48
  4. Step 4: Simplify right side
    5,328,893x = 22,101,885,210,596.80
  5. Step 5: Solve for x
    x = 22,101,885,210,596.80/5,328,893
  6. Step 6: Final answer
    x = 4,147,556.58

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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.