Home / 6,287,221.89-9,434,492.42-2,643,688.41

Finding the Fourth Proportional to 6,287,221.89, 9,434,492.42 and 2,643,688.41

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Solution

The fourth proportional to 6,287,221.89, 9,434,492.42 and 2,643,688.41 is: 3,967,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,221.89 : 9,434,492.42 = 2,643,688.41 : x
  2. Step 2: Convert to fraction form
    6,287,221.89/9,434,492.42 = 2,643,688.41/x
  3. Step 3: Cross multiply
    6,287,221.89x = 9,434,492.42 × 2,643,688.41
  4. Step 4: Simplify right side
    6,287,221.89x = 24,941,858,251,768.41
  5. Step 5: Solve for x
    x = 24,941,858,251,768.41/6,287,221.89
  6. Step 6: Final answer
    x = 3,967,071.42

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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.