Home / 6,435,121.59-8,880,540.84-3,534,580.44

Finding the Fourth Proportional to 6,435,121.59, 8,880,540.84 and 3,534,580.44

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Solution

The fourth proportional to 6,435,121.59, 8,880,540.84 and 3,534,580.44 is: 4,877,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,121.59 : 8,880,540.84 = 3,534,580.44 : x
  2. Step 2: Convert to fraction form
    6,435,121.59/8,880,540.84 = 3,534,580.44/x
  3. Step 3: Cross multiply
    6,435,121.59x = 8,880,540.84 × 3,534,580.44
  4. Step 4: Simplify right side
    6,435,121.59x = 31,388,985,949,685.17
  5. Step 5: Solve for x
    x = 31,388,985,949,685.17/6,435,121.59
  6. Step 6: Final answer
    x = 4,877,761.13

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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.