Home / 8,906,939.40-13,360,409.10-3,868,091.40

Finding the Fourth Proportional to 8,906,939.40, 13,360,409.10 and 3,868,091.40

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Solution

The fourth proportional to 8,906,939.40, 13,360,409.10 and 3,868,091.40 is: 5,802,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,939.40 : 13,360,409.10 = 3,868,091.40 : x
  2. Step 2: Convert to fraction form
    8,906,939.40/13,360,409.10 = 3,868,091.40/x
  3. Step 3: Cross multiply
    8,906,939.40x = 13,360,409.10 × 3,868,091.40
  4. Step 4: Simplify right side
    8,906,939.40x = 51,679,283,540,191.73
  5. Step 5: Solve for x
    x = 51,679,283,540,191.73/8,906,939.40
  6. Step 6: Final answer
    x = 5,802,137.10

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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.