Home / 8,920,461.60-13,381,200-2,530,209.60

Finding the Fourth Proportional to 8,920,461.60, 13,381,200 and 2,530,209.60

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Solution

The fourth proportional to 8,920,461.60, 13,381,200 and 2,530,209.60 is: 3,795,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,461.60 : 13,381,200 = 2,530,209.60 : x
  2. Step 2: Convert to fraction form
    8,920,461.60/13,381,200 = 2,530,209.60/x
  3. Step 3: Cross multiply
    8,920,461.60x = 13,381,200 × 2,530,209.60
  4. Step 4: Simplify right side
    8,920,461.60x = 33,857,240,699,520
  5. Step 5: Solve for x
    x = 33,857,240,699,520/8,920,461.60
  6. Step 6: Final answer
    x = 3,795,458.38

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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.