Home / 10,287,527.42-15,431,342.70-2,611,174.55

Finding the Fourth Proportional to 10,287,527.42, 15,431,342.70 and 2,611,174.55

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Solution

The fourth proportional to 10,287,527.42, 15,431,342.70 and 2,611,174.55 is: 3,916,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,527.42 : 15,431,342.70 = 2,611,174.55 : x
  2. Step 2: Convert to fraction form
    10,287,527.42/15,431,342.70 = 2,611,174.55/x
  3. Step 3: Cross multiply
    10,287,527.42x = 15,431,342.70 × 2,611,174.55
  4. Step 4: Simplify right side
    10,287,527.42x = 40,293,929,330,568.28
  5. Step 5: Solve for x
    x = 40,293,929,330,568.28/10,287,527.42
  6. Step 6: Final answer
    x = 3,916,774.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.