Home / 16,299,259.20-22,479,629.40-10,099,999.80

Finding the Fourth Proportional to 16,299,259.20, 22,479,629.40 and 10,099,999.80

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Solution

The fourth proportional to 16,299,259.20, 22,479,629.40 and 10,099,999.80 is: 13,929,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299,259.20 : 22,479,629.40 = 10,099,999.80 : x
  2. Step 2: Convert to fraction form
    16,299,259.20/22,479,629.40 = 10,099,999.80/x
  3. Step 3: Cross multiply
    16,299,259.20x = 22,479,629.40 × 10,099,999.80
  4. Step 4: Simplify right side
    16,299,259.20x = 227,044,252,444,074.12
  5. Step 5: Solve for x
    x = 227,044,252,444,074.12/16,299,259.20
  6. Step 6: Final answer
    x = 13,929,728.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.