Home / 30,340,410.84-41,881,152.60-19,887,100.56

Finding the Fourth Proportional to 30,340,410.84, 41,881,152.60 and 19,887,100.56

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Solution

The fourth proportional to 30,340,410.84, 41,881,152.60 and 19,887,100.56 is: 27,451,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,410.84 : 41,881,152.60 = 19,887,100.56 : x
  2. Step 2: Convert to fraction form
    30,340,410.84/41,881,152.60 = 19,887,100.56/x
  3. Step 3: Cross multiply
    30,340,410.84x = 41,881,152.60 × 19,887,100.56
  4. Step 4: Simplify right side
    30,340,410.84x = 832,894,693,324,905.38
  5. Step 5: Solve for x
    x = 832,894,693,324,905.38/30,340,410.84
  6. Step 6: Final answer
    x = 27,451,661.67

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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.