Home / 8,065,193.40-12,097,790.10-6,970,332.60

Finding the Fourth Proportional to 8,065,193.40, 12,097,790.10 and 6,970,332.60

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Solution

The fourth proportional to 8,065,193.40, 12,097,790.10 and 6,970,332.60 is: 10,455,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,193.40 : 12,097,790.10 = 6,970,332.60 : x
  2. Step 2: Convert to fraction form
    8,065,193.40/12,097,790.10 = 6,970,332.60/x
  3. Step 3: Cross multiply
    8,065,193.40x = 12,097,790.10 × 6,970,332.60
  4. Step 4: Simplify right side
    8,065,193.40x = 84,325,620,721,987.25
  5. Step 5: Solve for x
    x = 84,325,620,721,987.25/8,065,193.40
  6. Step 6: Final answer
    x = 10,455,498.90

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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.