Home / 7,718,276.40-10,651,706.37-4,280,517.47

Finding the Fourth Proportional to 7,718,276.40, 10,651,706.37 and 4,280,517.47

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Solution

The fourth proportional to 7,718,276.40, 10,651,706.37 and 4,280,517.47 is: 5,907,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,276.40 : 10,651,706.37 = 4,280,517.47 : x
  2. Step 2: Convert to fraction form
    7,718,276.40/10,651,706.37 = 4,280,517.47/x
  3. Step 3: Cross multiply
    7,718,276.40x = 10,651,706.37 × 4,280,517.47
  4. Step 4: Simplify right side
    7,718,276.40x = 45,594,815,148,836.75
  5. Step 5: Solve for x
    x = 45,594,815,148,836.75/7,718,276.40
  6. Step 6: Final answer
    x = 5,907,383.05

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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.