Home / 11,312,635.73-16,970,642.03-5,247,980.54

Finding the Fourth Proportional to 11,312,635.73, 16,970,642.03 and 5,247,980.54

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Solution

The fourth proportional to 11,312,635.73, 16,970,642.03 and 5,247,980.54 is: 7,872,754.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312,635.73 : 16,970,642.03 = 5,247,980.54 : x
  2. Step 2: Convert to fraction form
    11,312,635.73/16,970,642.03 = 5,247,980.54/x
  3. Step 3: Cross multiply
    11,312,635.73x = 16,970,642.03 × 5,247,980.54
  4. Step 4: Simplify right side
    11,312,635.73x = 89,061,599,013,652.98
  5. Step 5: Solve for x
    x = 89,061,599,013,652.98/11,312,635.73
  6. Step 6: Final answer
    x = 7,872,754.08

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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.