Home / 16,946,719.80-25,420,079.70-15,553,260.60

Finding the Fourth Proportional to 16,946,719.80, 25,420,079.70 and 15,553,260.60

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Solution

The fourth proportional to 16,946,719.80, 25,420,079.70 and 15,553,260.60 is: 23,329,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946,719.80 : 25,420,079.70 = 15,553,260.60 : x
  2. Step 2: Convert to fraction form
    16,946,719.80/25,420,079.70 = 15,553,260.60/x
  3. Step 3: Cross multiply
    16,946,719.80x = 25,420,079.70 × 15,553,260.60
  4. Step 4: Simplify right side
    16,946,719.80x = 395,365,124,046,869.81
  5. Step 5: Solve for x
    x = 395,365,124,046,869.81/16,946,719.80
  6. Step 6: Final answer
    x = 23,329,890.90

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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.