Home / 12,740,081.60-17,583,309.41-7,513,664.23

Finding the Fourth Proportional to 12,740,081.60, 17,583,309.41 and 7,513,664.23

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Solution

The fourth proportional to 12,740,081.60, 17,583,309.41 and 7,513,664.23 is: 10,370,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,740,081.60 : 17,583,309.41 = 7,513,664.23 : x
  2. Step 2: Convert to fraction form
    12,740,081.60/17,583,309.41 = 7,513,664.23/x
  3. Step 3: Cross multiply
    12,740,081.60x = 17,583,309.41 × 7,513,664.23
  4. Step 4: Simplify right side
    12,740,081.60x = 132,115,082,833,454.53
  5. Step 5: Solve for x
    x = 132,115,082,833,454.53/12,740,081.60
  6. Step 6: Final answer
    x = 10,370,034.27

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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.