Home / 8,130,003.60-12,195,005.40-4,936,108.80

Finding the Fourth Proportional to 8,130,003.60, 12,195,005.40 and 4,936,108.80

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Solution

The fourth proportional to 8,130,003.60, 12,195,005.40 and 4,936,108.80 is: 7,404,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,003.60 : 12,195,005.40 = 4,936,108.80 : x
  2. Step 2: Convert to fraction form
    8,130,003.60/12,195,005.40 = 4,936,108.80/x
  3. Step 3: Cross multiply
    8,130,003.60x = 12,195,005.40 × 4,936,108.80
  4. Step 4: Simplify right side
    8,130,003.60x = 60,195,873,470,987.52
  5. Step 5: Solve for x
    x = 60,195,873,470,987.52/8,130,003.60
  6. Step 6: Final answer
    x = 7,404,163.20

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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.