Home / 22,189,902.01-30,622,106.26-12,400,346.20

Finding the Fourth Proportional to 22,189,902.01, 30,622,106.26 and 12,400,346.20

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Solution

The fourth proportional to 22,189,902.01, 30,622,106.26 and 12,400,346.20 is: 17,112,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189,902.01 : 30,622,106.26 = 12,400,346.20 : x
  2. Step 2: Convert to fraction form
    22,189,902.01/30,622,106.26 = 12,400,346.20/x
  3. Step 3: Cross multiply
    22,189,902.01x = 30,622,106.26 × 12,400,346.20
  4. Step 4: Simplify right side
    22,189,902.01x = 379,724,719,042,741.62
  5. Step 5: Solve for x
    x = 379,724,719,042,741.62/22,189,902.01
  6. Step 6: Final answer
    x = 17,112,500.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.