Home / 8,259,714.48-11,399,865.80-6,177,005.20

Finding the Fourth Proportional to 8,259,714.48, 11,399,865.80 and 6,177,005.20

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Solution

The fourth proportional to 8,259,714.48, 11,399,865.80 and 6,177,005.20 is: 8,525,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259,714.48 : 11,399,865.80 = 6,177,005.20 : x
  2. Step 2: Convert to fraction form
    8,259,714.48/11,399,865.80 = 6,177,005.20/x
  3. Step 3: Cross multiply
    8,259,714.48x = 11,399,865.80 × 6,177,005.20
  4. Step 4: Simplify right side
    8,259,714.48x = 70,417,030,325,902.17
  5. Step 5: Solve for x
    x = 70,417,030,325,902.17/8,259,714.48
  6. Step 6: Final answer
    x = 8,525,358.90

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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.