Home / 14,599,376.82-20,140,443.45-9,444,400.74

Finding the Fourth Proportional to 14,599,376.82, 20,140,443.45 and 9,444,400.74

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Solution

The fourth proportional to 14,599,376.82, 20,140,443.45 and 9,444,400.74 is: 13,028,940.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599,376.82 : 20,140,443.45 = 9,444,400.74 : x
  2. Step 2: Convert to fraction form
    14,599,376.82/20,140,443.45 = 9,444,400.74/x
  3. Step 3: Cross multiply
    14,599,376.82x = 20,140,443.45 × 9,444,400.74
  4. Step 4: Simplify right side
    14,599,376.82x = 190,214,419,023,108.16
  5. Step 5: Solve for x
    x = 190,214,419,023,108.16/14,599,376.82
  6. Step 6: Final answer
    x = 13,028,940.99

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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.