Home / 30,821,000.36-42,532,874.33-17,768,197.04

Finding the Fourth Proportional to 30,821,000.36, 42,532,874.33 and 17,768,197.04

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Solution

The fourth proportional to 30,821,000.36, 42,532,874.33 and 17,768,197.04 is: 24,520,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821,000.36 : 42,532,874.33 = 17,768,197.04 : x
  2. Step 2: Convert to fraction form
    30,821,000.36/42,532,874.33 = 17,768,197.04/x
  3. Step 3: Cross multiply
    30,821,000.36x = 42,532,874.33 × 17,768,197.04
  4. Step 4: Simplify right side
    30,821,000.36x = 755,732,491,471,492.62
  5. Step 5: Solve for x
    x = 755,732,491,471,492.62/30,821,000.36
  6. Step 6: Final answer
    x = 24,520,050.70

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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.