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Finding the Fourth Proportional to 14,798,277.86, 20,415,954.03 and 8,994,942.14

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Solution

The fourth proportional to 14,798,277.86, 20,415,954.03 and 8,994,942.14 is: 12,409,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798,277.86 : 20,415,954.03 = 8,994,942.14 : x
  2. Step 2: Convert to fraction form
    14,798,277.86/20,415,954.03 = 8,994,942.14/x
  3. Step 3: Cross multiply
    14,798,277.86x = 20,415,954.03 × 8,994,942.14
  4. Step 4: Simplify right side
    14,798,277.86x = 183,640,325,232,749.84
  5. Step 5: Solve for x
    x = 183,640,325,232,749.84/14,798,277.86
  6. Step 6: Final answer
    x = 12,409,574.07

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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.