Home / 13,013,311.86-17,954,266.68-7,505,948.30

Finding the Fourth Proportional to 13,013,311.86, 17,954,266.68 and 7,505,948.30

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Solution

The fourth proportional to 13,013,311.86, 17,954,266.68 and 7,505,948.30 is: 10,355,841.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013,311.86 : 17,954,266.68 = 7,505,948.30 : x
  2. Step 2: Convert to fraction form
    13,013,311.86/17,954,266.68 = 7,505,948.30/x
  3. Step 3: Cross multiply
    13,013,311.86x = 17,954,266.68 × 7,505,948.30
  4. Step 4: Simplify right side
    13,013,311.86x = 134,763,797,464,492.64
  5. Step 5: Solve for x
    x = 134,763,797,464,492.64/13,013,311.86
  6. Step 6: Final answer
    x = 10,355,841.69

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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.