Home / 8,286,476.07-11,435,911.65-5,023,428.33

Finding the Fourth Proportional to 8,286,476.07, 11,435,911.65 and 5,023,428.33

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Solution

The fourth proportional to 8,286,476.07, 11,435,911.65 and 5,023,428.33 is: 6,932,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,476.07 : 11,435,911.65 = 5,023,428.33 : x
  2. Step 2: Convert to fraction form
    8,286,476.07/11,435,911.65 = 5,023,428.33/x
  3. Step 3: Cross multiply
    8,286,476.07x = 11,435,911.65 × 5,023,428.33
  4. Step 4: Simplify right side
    8,286,476.07x = 57,447,482,561,987.05
  5. Step 5: Solve for x
    x = 57,447,482,561,987.05/8,286,476.07
  6. Step 6: Final answer
    x = 6,932,679.47

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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.