Home / 14,089,003.60-21,132,695.70-8,368,076.20

Finding the Fourth Proportional to 14,089,003.60, 21,132,695.70 and 8,368,076.20

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Solution

The fourth proportional to 14,089,003.60, 21,132,695.70 and 8,368,076.20 is: 12,551,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089,003.60 : 21,132,695.70 = 8,368,076.20 : x
  2. Step 2: Convert to fraction form
    14,089,003.60/21,132,695.70 = 8,368,076.20/x
  3. Step 3: Cross multiply
    14,089,003.60x = 21,132,695.70 × 8,368,076.20
  4. Step 4: Simplify right side
    14,089,003.60x = 176,840,007,929,012.34
  5. Step 5: Solve for x
    x = 176,840,007,929,012.34/14,089,003.60
  6. Step 6: Final answer
    x = 12,551,633.38

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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.