Home / 12,367,065.73-18,550,598.60-9,297,993.95

Finding the Fourth Proportional to 12,367,065.73, 18,550,598.60 and 9,297,993.95

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Solution

The fourth proportional to 12,367,065.73, 18,550,598.60 and 9,297,993.95 is: 13,946,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,065.73 : 18,550,598.60 = 9,297,993.95 : x
  2. Step 2: Convert to fraction form
    12,367,065.73/18,550,598.60 = 9,297,993.95/x
  3. Step 3: Cross multiply
    12,367,065.73x = 18,550,598.60 × 9,297,993.95
  4. Step 4: Simplify right side
    12,367,065.73x = 172,483,353,551,678.47
  5. Step 5: Solve for x
    x = 172,483,353,551,678.47/12,367,065.73
  6. Step 6: Final answer
    x = 13,946,990.93

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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.