Home / 10,929,970.80-16,368,712.20-5,870,127.60

Finding the Fourth Proportional to 10,929,970.80, 16,368,712.20 and 5,870,127.60

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Solution

The fourth proportional to 10,929,970.80, 16,368,712.20 and 5,870,127.60 is: 8,791,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929,970.80 : 16,368,712.20 = 5,870,127.60 : x
  2. Step 2: Convert to fraction form
    10,929,970.80/16,368,712.20 = 5,870,127.60/x
  3. Step 3: Cross multiply
    10,929,970.80x = 16,368,712.20 × 5,870,127.60
  4. Step 4: Simplify right side
    10,929,970.80x = 96,086,429,261,676.70
  5. Step 5: Solve for x
    x = 96,086,429,261,676.70/10,929,970.80
  6. Step 6: Final answer
    x = 8,791,096.61

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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.