Home / 8,146,393.36-12,221,163.64-3,097,311.28

Finding the Fourth Proportional to 8,146,393.36, 12,221,163.64 and 3,097,311.28

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Solution

The fourth proportional to 8,146,393.36, 12,221,163.64 and 3,097,311.28 is: 4,646,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,393.36 : 12,221,163.64 = 3,097,311.28 : x
  2. Step 2: Convert to fraction form
    8,146,393.36/12,221,163.64 = 3,097,311.28/x
  3. Step 3: Cross multiply
    8,146,393.36x = 12,221,163.64 × 3,097,311.28
  4. Step 4: Simplify right side
    8,146,393.36x = 37,852,747,996,897.86
  5. Step 5: Solve for x
    x = 37,852,747,996,897.86/8,146,393.36
  6. Step 6: Final answer
    x = 4,646,565.21

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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.