Home / 11,157,316.31-16,728,334.10-5,681,812.10

Finding the Fourth Proportional to 11,157,316.31, 16,728,334.10 and 5,681,812.10

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Solution

The fourth proportional to 11,157,316.31, 16,728,334.10 and 5,681,812.10 is: 8,518,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,316.31 : 16,728,334.10 = 5,681,812.10 : x
  2. Step 2: Convert to fraction form
    11,157,316.31/16,728,334.10 = 5,681,812.10/x
  3. Step 3: Cross multiply
    11,157,316.31x = 16,728,334.10 × 5,681,812.10
  4. Step 4: Simplify right side
    11,157,316.31x = 95,047,251,105,575.56
  5. Step 5: Solve for x
    x = 95,047,251,105,575.56/11,157,316.31
  6. Step 6: Final answer
    x = 8,518,827.33

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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.