Home / 8,149,728.30-12,224,592.45-4,907,938.20

Finding the Fourth Proportional to 8,149,728.30, 12,224,592.45 and 4,907,938.20

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Solution

The fourth proportional to 8,149,728.30, 12,224,592.45 and 4,907,938.20 is: 7,361,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,728.30 : 12,224,592.45 = 4,907,938.20 : x
  2. Step 2: Convert to fraction form
    8,149,728.30/12,224,592.45 = 4,907,938.20/x
  3. Step 3: Cross multiply
    8,149,728.30x = 12,224,592.45 × 4,907,938.20
  4. Step 4: Simplify right side
    8,149,728.30x = 59,997,544,264,786.59
  5. Step 5: Solve for x
    x = 59,997,544,264,786.59/8,149,728.30
  6. Step 6: Final answer
    x = 7,361,907.30

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1.5x scale

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.