Home / 11,353,611.42-17,033,128.65-3,780,642.78

Finding the Fourth Proportional to 11,353,611.42, 17,033,128.65 and 3,780,642.78

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Solution

The fourth proportional to 11,353,611.42, 17,033,128.65 and 3,780,642.78 is: 5,671,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353,611.42 : 17,033,128.65 = 3,780,642.78 : x
  2. Step 2: Convert to fraction form
    11,353,611.42/17,033,128.65 = 3,780,642.78/x
  3. Step 3: Cross multiply
    11,353,611.42x = 17,033,128.65 × 3,780,642.78
  4. Step 4: Simplify right side
    11,353,611.42x = 64,396,174,851,433.64
  5. Step 5: Solve for x
    x = 64,396,174,851,433.64/11,353,611.42
  6. Step 6: Final answer
    x = 5,671,867.08

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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.