Home / 28,977,644.80-43,466,467.20-7,702,508.80

Finding the Fourth Proportional to 28,977,644.80, 43,466,467.20 and 7,702,508.80

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Solution

The fourth proportional to 28,977,644.80, 43,466,467.20 and 7,702,508.80 is: 11,553,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,644.80 : 43,466,467.20 = 7,702,508.80 : x
  2. Step 2: Convert to fraction form
    28,977,644.80/43,466,467.20 = 7,702,508.80/x
  3. Step 3: Cross multiply
    28,977,644.80x = 43,466,467.20 × 7,702,508.80
  4. Step 4: Simplify right side
    28,977,644.80x = 334,800,846,112,911.38
  5. Step 5: Solve for x
    x = 334,800,846,112,911.38/28,977,644.80
  6. Step 6: Final answer
    x = 11,553,763.20

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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.