Home / 8,173,808.80-12,262,200.36-3,378,893.92

Finding the Fourth Proportional to 8,173,808.80, 12,262,200.36 and 3,378,893.92

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Solution

The fourth proportional to 8,173,808.80, 12,262,200.36 and 3,378,893.92 is: 5,068,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,808.80 : 12,262,200.36 = 3,378,893.92 : x
  2. Step 2: Convert to fraction form
    8,173,808.80/12,262,200.36 = 3,378,893.92/x
  3. Step 3: Cross multiply
    8,173,808.80x = 12,262,200.36 × 3,378,893.92
  4. Step 4: Simplify right side
    8,173,808.80x = 41,432,674,242,225.80
  5. Step 5: Solve for x
    x = 41,432,674,242,225.80/8,173,808.80
  6. Step 6: Final answer
    x = 5,068,955.64

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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.