Home / 21,913,572.16-30,250,415.20-13,096,134.10

Finding the Fourth Proportional to 21,913,572.16, 30,250,415.20 and 13,096,134.10

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Solution

The fourth proportional to 21,913,572.16, 30,250,415.20 and 13,096,134.10 is: 18,078,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,913,572.16 : 30,250,415.20 = 13,096,134.10 : x
  2. Step 2: Convert to fraction form
    21,913,572.16/30,250,415.20 = 13,096,134.10/x
  3. Step 3: Cross multiply
    21,913,572.16x = 30,250,415.20 × 13,096,134.10
  4. Step 4: Simplify right side
    21,913,572.16x = 396,163,493,888,626.25
  5. Step 5: Solve for x
    x = 396,163,493,888,626.25/21,913,572.16
  6. Step 6: Final answer
    x = 18,078,453.44

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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.