Home / 16,803,645.60-25,205,468.40-7,829,104.80

Finding the Fourth Proportional to 16,803,645.60, 25,205,468.40 and 7,829,104.80

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Solution

The fourth proportional to 16,803,645.60, 25,205,468.40 and 7,829,104.80 is: 11,743,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803,645.60 : 25,205,468.40 = 7,829,104.80 : x
  2. Step 2: Convert to fraction form
    16,803,645.60/25,205,468.40 = 7,829,104.80/x
  3. Step 3: Cross multiply
    16,803,645.60x = 25,205,468.40 × 7,829,104.80
  4. Step 4: Simplify right side
    16,803,645.60x = 197,336,253,636,688.31
  5. Step 5: Solve for x
    x = 197,336,253,636,688.31/16,803,645.60
  6. Step 6: Final answer
    x = 11,743,657.20

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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.