Home / 4,885,500.30-7,328,250.45-4,389,488.70

Finding the Fourth Proportional to 4,885,500.30, 7,328,250.45 and 4,389,488.70

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Solution

The fourth proportional to 4,885,500.30, 7,328,250.45 and 4,389,488.70 is: 6,584,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,500.30 : 7,328,250.45 = 4,389,488.70 : x
  2. Step 2: Convert to fraction form
    4,885,500.30/7,328,250.45 = 4,389,488.70/x
  3. Step 3: Cross multiply
    4,885,500.30x = 7,328,250.45 × 4,389,488.70
  4. Step 4: Simplify right side
    4,885,500.30x = 32,167,272,541,044.92
  5. Step 5: Solve for x
    x = 32,167,272,541,044.92/4,885,500.30
  6. Step 6: Final answer
    x = 6,584,233.05

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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.