Home / 13,504,730.64-18,636,528.92-7,393,159.14

Finding the Fourth Proportional to 13,504,730.64, 18,636,528.92 and 7,393,159.14

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Solution

The fourth proportional to 13,504,730.64, 18,636,528.92 and 7,393,159.14 is: 10,202,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,730.64 : 18,636,528.92 = 7,393,159.14 : x
  2. Step 2: Convert to fraction form
    13,504,730.64/18,636,528.92 = 7,393,159.14/x
  3. Step 3: Cross multiply
    13,504,730.64x = 18,636,528.92 × 7,393,159.14
  4. Step 4: Simplify right side
    13,504,730.64x = 137,782,824,085,806.52
  5. Step 5: Solve for x
    x = 137,782,824,085,806.52/13,504,730.64
  6. Step 6: Final answer
    x = 10,202,559.96

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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.