Home / 12,367,071.23-18,550,606.85-9,297,999.45

Finding the Fourth Proportional to 12,367,071.23, 18,550,606.85 and 9,297,999.45

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Solution

The fourth proportional to 12,367,071.23, 18,550,606.85 and 9,297,999.45 is: 13,946,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,071.23 : 18,550,606.85 = 9,297,999.45 : x
  2. Step 2: Convert to fraction form
    12,367,071.23/18,550,606.85 = 9,297,999.45/x
  3. Step 3: Cross multiply
    12,367,071.23x = 18,550,606.85 × 9,297,999.45
  4. Step 4: Simplify right side
    12,367,071.23x = 172,483,532,241,976.22
  5. Step 5: Solve for x
    x = 172,483,532,241,976.22/12,367,071.23
  6. Step 6: Final answer
    x = 13,946,999.18

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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.