Home / 13,536,357.26-18,680,203.80-7,735,125.11

Finding the Fourth Proportional to 13,536,357.26, 18,680,203.80 and 7,735,125.11

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Solution

The fourth proportional to 13,536,357.26, 18,680,203.80 and 7,735,125.11 is: 10,674,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536,357.26 : 18,680,203.80 = 7,735,125.11 : x
  2. Step 2: Convert to fraction form
    13,536,357.26/18,680,203.80 = 7,735,125.11/x
  3. Step 3: Cross multiply
    13,536,357.26x = 18,680,203.80 × 7,735,125.11
  4. Step 4: Simplify right side
    13,536,357.26x = 144,493,713,379,896.41
  5. Step 5: Solve for x
    x = 144,493,713,379,896.41/13,536,357.26
  6. Step 6: Final answer
    x = 10,674,490.24

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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.