Home / 4,992,000.20-7,488,000.30-4,029,849.80

Finding the Fourth Proportional to 4,992,000.20, 7,488,000.30 and 4,029,849.80

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Solution

The fourth proportional to 4,992,000.20, 7,488,000.30 and 4,029,849.80 is: 6,044,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,000.20 : 7,488,000.30 = 4,029,849.80 : x
  2. Step 2: Convert to fraction form
    4,992,000.20/7,488,000.30 = 4,029,849.80/x
  3. Step 3: Cross multiply
    4,992,000.20x = 7,488,000.30 × 4,029,849.80
  4. Step 4: Simplify right side
    4,992,000.20x = 30,175,516,511,354.94
  5. Step 5: Solve for x
    x = 30,175,516,511,354.94/4,992,000.20
  6. Step 6: Final answer
    x = 6,044,774.70

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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.