Home / 9,259,155.36-12,780,988.38-7,537,286.52

Finding the Fourth Proportional to 9,259,155.36, 12,780,988.38 and 7,537,286.52

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Solution

The fourth proportional to 9,259,155.36, 12,780,988.38 and 7,537,286.52 is: 10,404,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,155.36 : 12,780,988.38 = 7,537,286.52 : x
  2. Step 2: Convert to fraction form
    9,259,155.36/12,780,988.38 = 7,537,286.52/x
  3. Step 3: Cross multiply
    9,259,155.36x = 12,780,988.38 × 7,537,286.52
  4. Step 4: Simplify right side
    9,259,155.36x = 96,333,971,428,850.64
  5. Step 5: Solve for x
    x = 96,333,971,428,850.64/9,259,155.36
  6. Step 6: Final answer
    x = 10,404,185.66

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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.