Home / 14,809,978.96-20,437,500.36-8,371,450.96

Finding the Fourth Proportional to 14,809,978.96, 20,437,500.36 and 8,371,450.96

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Solution

The fourth proportional to 14,809,978.96, 20,437,500.36 and 8,371,450.96 is: 11,552,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809,978.96 : 20,437,500.36 = 8,371,450.96 : x
  2. Step 2: Convert to fraction form
    14,809,978.96/20,437,500.36 = 8,371,450.96/x
  3. Step 3: Cross multiply
    14,809,978.96x = 20,437,500.36 × 8,371,450.96
  4. Step 4: Simplify right side
    14,809,978.96x = 171,091,532,008,722.34
  5. Step 5: Solve for x
    x = 171,091,532,008,722.34/14,809,978.96
  6. Step 6: Final answer
    x = 11,552,449.36

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Why These Related Problems?

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