Home / 8,289,800.24-12,432,192.56-2,897,445.60

Finding the Fourth Proportional to 8,289,800.24, 12,432,192.56 and 2,897,445.60

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Solution

The fourth proportional to 8,289,800.24, 12,432,192.56 and 2,897,445.60 is: 4,345,291.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,800.24 : 12,432,192.56 = 2,897,445.60 : x
  2. Step 2: Convert to fraction form
    8,289,800.24/12,432,192.56 = 2,897,445.60/x
  3. Step 3: Cross multiply
    8,289,800.24x = 12,432,192.56 × 2,897,445.60
  4. Step 4: Simplify right side
    8,289,800.24x = 36,021,601,631,324.74
  5. Step 5: Solve for x
    x = 36,021,601,631,324.74/8,289,800.24
  6. Step 6: Final answer
    x = 4,345,291.88

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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.