Home / 8,149,743.30-12,224,614.95-4,907,953.20

Finding the Fourth Proportional to 8,149,743.30, 12,224,614.95 and 4,907,953.20

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Solution

The fourth proportional to 8,149,743.30, 12,224,614.95 and 4,907,953.20 is: 7,361,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,743.30 : 12,224,614.95 = 4,907,953.20 : x
  2. Step 2: Convert to fraction form
    8,149,743.30/12,224,614.95 = 4,907,953.20/x
  3. Step 3: Cross multiply
    8,149,743.30x = 12,224,614.95 × 4,907,953.20
  4. Step 4: Simplify right side
    8,149,743.30x = 59,997,838,062,620.34
  5. Step 5: Solve for x
    x = 59,997,838,062,620.34/8,149,743.30
  6. Step 6: Final answer
    x = 7,361,929.80

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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.