Home / 13,180,206.54-19,783,079.10-6,361,572.42

Finding the Fourth Proportional to 13,180,206.54, 19,783,079.10 and 6,361,572.42

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Solution

The fourth proportional to 13,180,206.54, 19,783,079.10 and 6,361,572.42 is: 9,548,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,206.54 : 19,783,079.10 = 6,361,572.42 : x
  2. Step 2: Convert to fraction form
    13,180,206.54/19,783,079.10 = 6,361,572.42/x
  3. Step 3: Cross multiply
    13,180,206.54x = 19,783,079.10 × 6,361,572.42
  4. Step 4: Simplify right side
    13,180,206.54x = 125,851,490,385,238.44
  5. Step 5: Solve for x
    x = 125,851,490,385,238.44/13,180,206.54
  6. Step 6: Final answer
    x = 9,548,521.87

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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.