Home / 11,834,656.20-17,751,984.30-6,781,811.40

Finding the Fourth Proportional to 11,834,656.20, 17,751,984.30 and 6,781,811.40

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Solution

The fourth proportional to 11,834,656.20, 17,751,984.30 and 6,781,811.40 is: 10,172,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834,656.20 : 17,751,984.30 = 6,781,811.40 : x
  2. Step 2: Convert to fraction form
    11,834,656.20/17,751,984.30 = 6,781,811.40/x
  3. Step 3: Cross multiply
    11,834,656.20x = 17,751,984.30 × 6,781,811.40
  4. Step 4: Simplify right side
    11,834,656.20x = 120,390,609,498,361.03
  5. Step 5: Solve for x
    x = 120,390,609,498,361.03/11,834,656.20
  6. Step 6: Final answer
    x = 10,172,717.10

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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.