Home / 13,832,810.60-20,772,543.90-11,555,997.80

Finding the Fourth Proportional to 13,832,810.60, 20,772,543.90 and 11,555,997.80

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Solution

The fourth proportional to 13,832,810.60, 20,772,543.90 and 11,555,997.80 is: 17,353,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832,810.60 : 20,772,543.90 = 11,555,997.80 : x
  2. Step 2: Convert to fraction form
    13,832,810.60/20,772,543.90 = 11,555,997.80/x
  3. Step 3: Cross multiply
    13,832,810.60x = 20,772,543.90 × 11,555,997.80
  4. Step 4: Simplify right side
    13,832,810.60x = 240,047,471,608,803.41
  5. Step 5: Solve for x
    x = 240,047,471,608,803.41/13,832,810.60
  6. Step 6: Final answer
    x = 17,353,485.03

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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.