Home / 10,361,648.20-15,542,472.30-7,338,339.40

Finding the Fourth Proportional to 10,361,648.20, 15,542,472.30 and 7,338,339.40

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Solution

The fourth proportional to 10,361,648.20, 15,542,472.30 and 7,338,339.40 is: 11,007,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,648.20 : 15,542,472.30 = 7,338,339.40 : x
  2. Step 2: Convert to fraction form
    10,361,648.20/15,542,472.30 = 7,338,339.40/x
  3. Step 3: Cross multiply
    10,361,648.20x = 15,542,472.30 × 7,338,339.40
  4. Step 4: Simplify right side
    10,361,648.20x = 114,055,936,852,498.62
  5. Step 5: Solve for x
    x = 114,055,936,852,498.62/10,361,648.20
  6. Step 6: Final answer
    x = 11,007,509.10

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1.5x scale

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.