Home / 11,142,517.55-15,371,015.14-7,277,301.23

Finding the Fourth Proportional to 11,142,517.55, 15,371,015.14 and 7,277,301.23

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Solution

The fourth proportional to 11,142,517.55, 15,371,015.14 and 7,277,301.23 is: 10,038,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,142,517.55 : 15,371,015.14 = 7,277,301.23 : x
  2. Step 2: Convert to fraction form
    11,142,517.55/15,371,015.14 = 7,277,301.23/x
  3. Step 3: Cross multiply
    11,142,517.55x = 15,371,015.14 × 7,277,301.23
  4. Step 4: Simplify right side
    11,142,517.55x = 111,859,507,384,670.64
  5. Step 5: Solve for x
    x = 111,859,507,384,670.64/11,142,517.55
  6. Step 6: Final answer
    x = 10,038,979.69

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1.5x scale

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.