Home / 12,367,059.23-18,550,588.85-9,297,987.45

Finding the Fourth Proportional to 12,367,059.23, 18,550,588.85 and 9,297,987.45

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Solution

The fourth proportional to 12,367,059.23, 18,550,588.85 and 9,297,987.45 is: 13,946,981.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,059.23 : 18,550,588.85 = 9,297,987.45 : x
  2. Step 2: Convert to fraction form
    12,367,059.23/18,550,588.85 = 9,297,987.45/x
  3. Step 3: Cross multiply
    12,367,059.23x = 18,550,588.85 × 9,297,987.45
  4. Step 4: Simplify right side
    12,367,059.23x = 172,483,142,270,919.97
  5. Step 5: Solve for x
    x = 172,483,142,270,919.97/12,367,059.23
  6. Step 6: Final answer
    x = 13,946,981.18

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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.