Home / 9,771,994.20-13,485,600.19-5,361,718.68

Finding the Fourth Proportional to 9,771,994.20, 13,485,600.19 and 5,361,718.68

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Solution

The fourth proportional to 9,771,994.20, 13,485,600.19 and 5,361,718.68 is: 7,399,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,994.20 : 13,485,600.19 = 5,361,718.68 : x
  2. Step 2: Convert to fraction form
    9,771,994.20/13,485,600.19 = 5,361,718.68/x
  3. Step 3: Cross multiply
    9,771,994.20x = 13,485,600.19 × 5,361,718.68
  4. Step 4: Simplify right side
    9,771,994.20x = 72,305,994,494,364.95
  5. Step 5: Solve for x
    x = 72,305,994,494,364.95/9,771,994.20
  6. Step 6: Final answer
    x = 7,399,307.96

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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.