Home / 5,109,342.71-7,655,338.25-3,083,329.40

Finding the Fourth Proportional to 5,109,342.71, 7,655,338.25 and 3,083,329.40

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Solution

The fourth proportional to 5,109,342.71, 7,655,338.25 and 3,083,329.40 is: 4,619,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,342.71 : 7,655,338.25 = 3,083,329.40 : x
  2. Step 2: Convert to fraction form
    5,109,342.71/7,655,338.25 = 3,083,329.40/x
  3. Step 3: Cross multiply
    5,109,342.71x = 7,655,338.25 × 3,083,329.40
  4. Step 4: Simplify right side
    5,109,342.71x = 23,603,929,451,038.70
  5. Step 5: Solve for x
    x = 23,603,929,451,038.70/5,109,342.71
  6. Step 6: Final answer
    x = 4,619,758.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.