Home / 14,138,841.80-21,219,321.90-6,566,745.80

Finding the Fourth Proportional to 14,138,841.80, 21,219,321.90 and 6,566,745.80

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Solution

The fourth proportional to 14,138,841.80, 21,219,321.90 and 6,566,745.80 is: 9,855,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138,841.80 : 21,219,321.90 = 6,566,745.80 : x
  2. Step 2: Convert to fraction form
    14,138,841.80/21,219,321.90 = 6,566,745.80/x
  3. Step 3: Cross multiply
    14,138,841.80x = 21,219,321.90 × 6,566,745.80
  4. Step 4: Simplify right side
    14,138,841.80x = 139,341,892,965,673
  5. Step 5: Solve for x
    x = 139,341,892,965,673/14,138,841.80
  6. Step 6: Final answer
    x = 9,855,255.11

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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.