Home / 11,792,005.20-17,646,017.40-8,180,830.80

Finding the Fourth Proportional to 11,792,005.20, 17,646,017.40 and 8,180,830.80

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Solution

The fourth proportional to 11,792,005.20, 17,646,017.40 and 8,180,830.80 is: 12,242,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792,005.20 : 17,646,017.40 = 8,180,830.80 : x
  2. Step 2: Convert to fraction form
    11,792,005.20/17,646,017.40 = 8,180,830.80/x
  3. Step 3: Cross multiply
    11,792,005.20x = 17,646,017.40 × 8,180,830.80
  4. Step 4: Simplify right side
    11,792,005.20x = 144,359,082,643,255.91
  5. Step 5: Solve for x
    x = 144,359,082,643,255.91/11,792,005.20
  6. Step 6: Final answer
    x = 12,242,114.91

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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.