Home / 9,519,834.51-13,137,599.94-5,169,104.19

Finding the Fourth Proportional to 9,519,834.51, 13,137,599.94 and 5,169,104.19

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Solution

The fourth proportional to 9,519,834.51, 13,137,599.94 and 5,169,104.19 is: 7,133,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,834.51 : 13,137,599.94 = 5,169,104.19 : x
  2. Step 2: Convert to fraction form
    9,519,834.51/13,137,599.94 = 5,169,104.19/x
  3. Step 3: Cross multiply
    9,519,834.51x = 13,137,599.94 × 5,169,104.19
  4. Step 4: Simplify right side
    9,519,834.51x = 67,909,622,896,397.75
  5. Step 5: Solve for x
    x = 67,909,622,896,397.75/9,519,834.51
  6. Step 6: Final answer
    x = 7,133,487.75

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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.