Home / 6,925,915.16-9,557,579.58-3,870,154.52

Finding the Fourth Proportional to 6,925,915.16, 9,557,579.58 and 3,870,154.52

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Solution

The fourth proportional to 6,925,915.16, 9,557,579.58 and 3,870,154.52 is: 5,340,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,915.16 : 9,557,579.58 = 3,870,154.52 : x
  2. Step 2: Convert to fraction form
    6,925,915.16/9,557,579.58 = 3,870,154.52/x
  3. Step 3: Cross multiply
    6,925,915.16x = 9,557,579.58 × 3,870,154.52
  4. Step 4: Simplify right side
    6,925,915.16x = 36,989,309,811,796.70
  5. Step 5: Solve for x
    x = 36,989,309,811,796.70/6,925,915.16
  6. Step 6: Final answer
    x = 5,340,710.79

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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.