Home / 9,812,976.42-13,541,906.52-5,461,969.08

Finding the Fourth Proportional to 9,812,976.42, 13,541,906.52 and 5,461,969.08

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Solution

The fourth proportional to 9,812,976.42, 13,541,906.52 and 5,461,969.08 is: 7,537,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812,976.42 : 13,541,906.52 = 5,461,969.08 : x
  2. Step 2: Convert to fraction form
    9,812,976.42/13,541,906.52 = 5,461,969.08/x
  3. Step 3: Cross multiply
    9,812,976.42x = 13,541,906.52 × 5,461,969.08
  4. Step 4: Simplify right side
    9,812,976.42x = 73,965,474,696,490.41
  5. Step 5: Solve for x
    x = 73,965,474,696,490.41/9,812,976.42
  6. Step 6: Final answer
    x = 7,537,516.81

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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.