Home / 8,312,740.40-12,469,499.40-2,633,409.20

Finding the Fourth Proportional to 8,312,740.40, 12,469,499.40 and 2,633,409.20

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Solution

The fourth proportional to 8,312,740.40, 12,469,499.40 and 2,633,409.20 is: 3,950,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,740.40 : 12,469,499.40 = 2,633,409.20 : x
  2. Step 2: Convert to fraction form
    8,312,740.40/12,469,499.40 = 2,633,409.20/x
  3. Step 3: Cross multiply
    8,312,740.40x = 12,469,499.40 × 2,633,409.20
  4. Step 4: Simplify right side
    8,312,740.40x = 32,837,294,439,354.48
  5. Step 5: Solve for x
    x = 32,837,294,439,354.48/8,312,740.40
  6. Step 6: Final answer
    x = 3,950,236.97

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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.