Home / 13,604,124.60-20,428,305.30-9,843,996.60

Finding the Fourth Proportional to 13,604,124.60, 20,428,305.30 and 9,843,996.60

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Solution

The fourth proportional to 13,604,124.60, 20,428,305.30 and 9,843,996.60 is: 14,781,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,124.60 : 20,428,305.30 = 9,843,996.60 : x
  2. Step 2: Convert to fraction form
    13,604,124.60/20,428,305.30 = 9,843,996.60/x
  3. Step 3: Cross multiply
    13,604,124.60x = 20,428,305.30 × 9,843,996.60
  4. Step 4: Simplify right side
    13,604,124.60x = 201,096,167,916,961.97
  5. Step 5: Solve for x
    x = 201,096,167,916,961.97/13,604,124.60
  6. Step 6: Final answer
    x = 14,781,999.86

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1.5x scale

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.