Home / 18,629,800.16-27,943,099.32-11,341,368.32

Finding the Fourth Proportional to 18,629,800.16, 27,943,099.32 and 11,341,368.32

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Solution

The fourth proportional to 18,629,800.16, 27,943,099.32 and 11,341,368.32 is: 17,011,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629,800.16 : 27,943,099.32 = 11,341,368.32 : x
  2. Step 2: Convert to fraction form
    18,629,800.16/27,943,099.32 = 11,341,368.32/x
  3. Step 3: Cross multiply
    18,629,800.16x = 27,943,099.32 × 11,341,368.32
  4. Step 4: Simplify right side
    18,629,800.16x = 316,912,981,390,461.56
  5. Step 5: Solve for x
    x = 316,912,981,390,461.56/18,629,800.16
  6. Step 6: Final answer
    x = 17,011,077.88

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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.