Home / 11,119,841.40-16,658,766.90-5,710,078.20

Finding the Fourth Proportional to 11,119,841.40, 16,658,766.90 and 5,710,078.20

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Solution

The fourth proportional to 11,119,841.40, 16,658,766.90 and 5,710,078.20 is: 8,554,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119,841.40 : 16,658,766.90 = 5,710,078.20 : x
  2. Step 2: Convert to fraction form
    11,119,841.40/16,658,766.90 = 5,710,078.20/x
  3. Step 3: Cross multiply
    11,119,841.40x = 16,658,766.90 × 5,710,078.20
  4. Step 4: Simplify right side
    11,119,841.40x = 95,122,861,714,571.58
  5. Step 5: Solve for x
    x = 95,122,861,714,571.58/11,119,841.40
  6. Step 6: Final answer
    x = 8,554,336.19

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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.