Home / 8,946,756.53-12,346,687.52-4,973,400.78

Finding the Fourth Proportional to 8,946,756.53, 12,346,687.52 and 4,973,400.78

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Solution

The fourth proportional to 8,946,756.53, 12,346,687.52 and 4,973,400.78 is: 6,863,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946,756.53 : 12,346,687.52 = 4,973,400.78 : x
  2. Step 2: Convert to fraction form
    8,946,756.53/12,346,687.52 = 4,973,400.78/x
  3. Step 3: Cross multiply
    8,946,756.53x = 12,346,687.52 × 4,973,400.78
  4. Step 4: Simplify right side
    8,946,756.53x = 61,405,025,317,517.27
  5. Step 5: Solve for x
    x = 61,405,025,317,517.27/8,946,756.53
  6. Step 6: Final answer
    x = 6,863,383.97

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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.