Home / 10,503,000.20-15,745,169.10-6,238,641.80

Finding the Fourth Proportional to 10,503,000.20, 15,745,169.10 and 6,238,641.80

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Solution

The fourth proportional to 10,503,000.20, 15,745,169.10 and 6,238,641.80 is: 9,352,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503,000.20 : 15,745,169.10 = 6,238,641.80 : x
  2. Step 2: Convert to fraction form
    10,503,000.20/15,745,169.10 = 6,238,641.80/x
  3. Step 3: Cross multiply
    10,503,000.20x = 15,745,169.10 × 6,238,641.80
  4. Step 4: Simplify right side
    10,503,000.20x = 98,228,470,095,328.38
  5. Step 5: Solve for x
    x = 98,228,470,095,328.38/10,503,000.20
  6. Step 6: Final answer
    x = 9,352,420.09

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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.