Home / 18,914,643-26,102,236.50-10,765,881

Finding the Fourth Proportional to 18,914,643, 26,102,236.50 and 10,765,881

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Solution

The fourth proportional to 18,914,643, 26,102,236.50 and 10,765,881 is: 14,856,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914,643 : 26,102,236.50 = 10,765,881 : x
  2. Step 2: Convert to fraction form
    18,914,643/26,102,236.50 = 10,765,881/x
  3. Step 3: Cross multiply
    18,914,643x = 26,102,236.50 × 10,765,881
  4. Step 4: Simplify right side
    18,914,643x = 281,013,571,992,856.50
  5. Step 5: Solve for x
    x = 281,013,571,992,856.50/18,914,643
  6. Step 6: Final answer
    x = 14,856,932.38

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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.