Home / 7,517,017.40-10,373,490.79-4,079,258.46

Finding the Fourth Proportional to 7,517,017.40, 10,373,490.79 and 4,079,258.46

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Solution

The fourth proportional to 7,517,017.40, 10,373,490.79 and 4,079,258.46 is: 5,629,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,017.40 : 10,373,490.79 = 4,079,258.46 : x
  2. Step 2: Convert to fraction form
    7,517,017.40/10,373,490.79 = 4,079,258.46/x
  3. Step 3: Cross multiply
    7,517,017.40x = 10,373,490.79 × 4,079,258.46
  4. Step 4: Simplify right side
    7,517,017.40x = 42,316,150,054,641.44
  5. Step 5: Solve for x
    x = 42,316,150,054,641.44/7,517,017.40
  6. Step 6: Final answer
    x = 5,629,380.36

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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.