Home / 12,097,371.20-18,146,056.80-10,865,652.80

Finding the Fourth Proportional to 12,097,371.20, 18,146,056.80 and 10,865,652.80

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Solution

The fourth proportional to 12,097,371.20, 18,146,056.80 and 10,865,652.80 is: 16,298,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,371.20 : 18,146,056.80 = 10,865,652.80 : x
  2. Step 2: Convert to fraction form
    12,097,371.20/18,146,056.80 = 10,865,652.80/x
  3. Step 3: Cross multiply
    12,097,371.20x = 18,146,056.80 × 10,865,652.80
  4. Step 4: Simplify right side
    12,097,371.20x = 197,168,752,877,879.06
  5. Step 5: Solve for x
    x = 197,168,752,877,879.06/12,097,371.20
  6. Step 6: Final answer
    x = 16,298,479.20

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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.