Home / 19,936,998.40-29,905,497.60-11,410,322.80

Finding the Fourth Proportional to 19,936,998.40, 29,905,497.60 and 11,410,322.80

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Solution

The fourth proportional to 19,936,998.40, 29,905,497.60 and 11,410,322.80 is: 17,115,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,998.40 : 29,905,497.60 = 11,410,322.80 : x
  2. Step 2: Convert to fraction form
    19,936,998.40/29,905,497.60 = 11,410,322.80/x
  3. Step 3: Cross multiply
    19,936,998.40x = 29,905,497.60 × 11,410,322.80
  4. Step 4: Simplify right side
    19,936,998.40x = 341,231,381,110,625.31
  5. Step 5: Solve for x
    x = 341,231,381,110,625.31/19,936,998.40
  6. Step 6: Final answer
    x = 17,115,484.20

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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.