Home / 8,353,421.30-12,530,141.94-2,288,205.31

Finding the Fourth Proportional to 8,353,421.30, 12,530,141.94 and 2,288,205.31

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Solution

The fourth proportional to 8,353,421.30, 12,530,141.94 and 2,288,205.31 is: 3,432,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,421.30 : 12,530,141.94 = 2,288,205.31 : x
  2. Step 2: Convert to fraction form
    8,353,421.30/12,530,141.94 = 2,288,205.31/x
  3. Step 3: Cross multiply
    8,353,421.30x = 12,530,141.94 × 2,288,205.31
  4. Step 4: Simplify right side
    8,353,421.30x = 28,671,537,259,510.99
  5. Step 5: Solve for x
    x = 28,671,537,259,510.99/8,353,421.30
  6. Step 6: Final answer
    x = 3,432,310.70

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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.