Home / 7,011,578.40-10,517,367.60-4,618,125.60

Finding the Fourth Proportional to 7,011,578.40, 10,517,367.60 and 4,618,125.60

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Solution

The fourth proportional to 7,011,578.40, 10,517,367.60 and 4,618,125.60 is: 6,927,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,578.40 : 10,517,367.60 = 4,618,125.60 : x
  2. Step 2: Convert to fraction form
    7,011,578.40/10,517,367.60 = 4,618,125.60/x
  3. Step 3: Cross multiply
    7,011,578.40x = 10,517,367.60 × 4,618,125.60
  4. Step 4: Simplify right side
    7,011,578.40x = 48,570,524,558,170.55
  5. Step 5: Solve for x
    x = 48,570,524,558,170.55/7,011,578.40
  6. Step 6: Final answer
    x = 6,927,188.40

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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.