Home / 6,912,015.40-10,368,023.10-5,195,074.60

Finding the Fourth Proportional to 6,912,015.40, 10,368,023.10 and 5,195,074.60

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Solution

The fourth proportional to 6,912,015.40, 10,368,023.10 and 5,195,074.60 is: 7,792,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,015.40 : 10,368,023.10 = 5,195,074.60 : x
  2. Step 2: Convert to fraction form
    6,912,015.40/10,368,023.10 = 5,195,074.60/x
  3. Step 3: Cross multiply
    6,912,015.40x = 10,368,023.10 × 5,195,074.60
  4. Step 4: Simplify right side
    6,912,015.40x = 53,862,653,459,023.26
  5. Step 5: Solve for x
    x = 53,862,653,459,023.26/6,912,015.40
  6. Step 6: Final answer
    x = 7,792,611.90

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1.5x scale

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.