Home / 6,925,640.64-9,557,364-3,869,857.44

Finding the Fourth Proportional to 6,925,640.64, 9,557,364 and 3,869,857.44

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Solution

The fourth proportional to 6,925,640.64, 9,557,364 and 3,869,857.44 is: 5,340,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,640.64 : 9,557,364 = 3,869,857.44 : x
  2. Step 2: Convert to fraction form
    6,925,640.64/9,557,364 = 3,869,857.44/x
  3. Step 3: Cross multiply
    6,925,640.64x = 9,557,364 × 3,869,857.44
  4. Step 4: Simplify right side
    6,925,640.64x = 36,985,636,182,188.16
  5. Step 5: Solve for x
    x = 36,985,636,182,188.16/6,925,640.64
  6. Step 6: Final answer
    x = 5,340,392.05

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1.5x scale

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.