Home / 8,986,725.80-13,484,754.30-3,938,546.60

Finding the Fourth Proportional to 8,986,725.80, 13,484,754.30 and 3,938,546.60

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Solution

The fourth proportional to 8,986,725.80, 13,484,754.30 and 3,938,546.60 is: 5,909,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,725.80 : 13,484,754.30 = 3,938,546.60 : x
  2. Step 2: Convert to fraction form
    8,986,725.80/13,484,754.30 = 3,938,546.60/x
  3. Step 3: Cross multiply
    8,986,725.80x = 13,484,754.30 × 3,938,546.60
  4. Step 4: Simplify right side
    8,986,725.80x = 53,110,333,200,100.38
  5. Step 5: Solve for x
    x = 53,110,333,200,100.38/8,986,725.80
  6. Step 6: Final answer
    x = 5,909,864.66

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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.