Home / 14,649,731.34-20,215,172.62-8,456,773.20

Finding the Fourth Proportional to 14,649,731.34, 20,215,172.62 and 8,456,773.20

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Solution

The fourth proportional to 14,649,731.34, 20,215,172.62 and 8,456,773.20 is: 11,669,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649,731.34 : 20,215,172.62 = 8,456,773.20 : x
  2. Step 2: Convert to fraction form
    14,649,731.34/20,215,172.62 = 8,456,773.20/x
  3. Step 3: Cross multiply
    14,649,731.34x = 20,215,172.62 × 8,456,773.20
  4. Step 4: Simplify right side
    14,649,731.34x = 170,955,130,046,189.78
  5. Step 5: Solve for x
    x = 170,955,130,046,189.78/14,649,731.34
  6. Step 6: Final answer
    x = 11,669,506.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.