Home / 18,571,881.96-25,627,948.16-10,311,517.35

Finding the Fourth Proportional to 18,571,881.96, 25,627,948.16 and 10,311,517.35

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Solution

The fourth proportional to 18,571,881.96, 25,627,948.16 and 10,311,517.35 is: 14,229,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,571,881.96 : 25,627,948.16 = 10,311,517.35 : x
  2. Step 2: Convert to fraction form
    18,571,881.96/25,627,948.16 = 10,311,517.35/x
  3. Step 3: Cross multiply
    18,571,881.96x = 25,627,948.16 × 10,311,517.35
  4. Step 4: Simplify right side
    18,571,881.96x = 264,263,032,045,183
  5. Step 5: Solve for x
    x = 264,263,032,045,183/18,571,881.96
  6. Step 6: Final answer
    x = 14,229,200.50

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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.