Home / 12,367,048.10-18,550,572.15-9,297,976.33

Finding the Fourth Proportional to 12,367,048.10, 18,550,572.15 and 9,297,976.33

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Solution

The fourth proportional to 12,367,048.10, 18,550,572.15 and 9,297,976.33 is: 13,946,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,048.10 : 18,550,572.15 = 9,297,976.33 : x
  2. Step 2: Convert to fraction form
    12,367,048.10/18,550,572.15 = 9,297,976.33/x
  3. Step 3: Cross multiply
    12,367,048.10x = 18,550,572.15 × 9,297,976.33
  4. Step 4: Simplify right side
    12,367,048.10x = 172,482,780,758,657.19
  5. Step 5: Solve for x
    x = 172,482,780,758,657.19/12,367,048.10
  6. Step 6: Final answer
    x = 13,946,964.50

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Double scale
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Similar ratio
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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.