Home / 13,353,492.68-20,015,626.60-6,876,960.28

Finding the Fourth Proportional to 13,353,492.68, 20,015,626.60 and 6,876,960.28

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Solution

The fourth proportional to 13,353,492.68, 20,015,626.60 and 6,876,960.28 is: 10,307,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,492.68 : 20,015,626.60 = 6,876,960.28 : x
  2. Step 2: Convert to fraction form
    13,353,492.68/20,015,626.60 = 6,876,960.28/x
  3. Step 3: Cross multiply
    13,353,492.68x = 20,015,626.60 × 6,876,960.28
  4. Step 4: Simplify right side
    13,353,492.68x = 137,646,669,107,511.47
  5. Step 5: Solve for x
    x = 137,646,669,107,511.47/13,353,492.68
  6. Step 6: Final answer
    x = 10,307,915.12

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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.