Home / 5,328,812.64-7,353,316.89-3,005,577.12

Finding the Fourth Proportional to 5,328,812.64, 7,353,316.89 and 3,005,577.12

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Solution

The fourth proportional to 5,328,812.64, 7,353,316.89 and 3,005,577.12 is: 4,147,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,812.64 : 7,353,316.89 = 3,005,577.12 : x
  2. Step 2: Convert to fraction form
    5,328,812.64/7,353,316.89 = 3,005,577.12/x
  3. Step 3: Cross multiply
    5,328,812.64x = 7,353,316.89 × 3,005,577.12
  4. Step 4: Simplify right side
    5,328,812.64x = 22,100,961,000,693.55
  5. Step 5: Solve for x
    x = 22,100,961,000,693.55/5,328,812.64
  6. Step 6: Final answer
    x = 4,147,445.69

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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.