Home / 5,328,014.10-7,992,021.15-4,839,875.70

Finding the Fourth Proportional to 5,328,014.10, 7,992,021.15 and 4,839,875.70

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Solution

The fourth proportional to 5,328,014.10, 7,992,021.15 and 4,839,875.70 is: 7,259,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,014.10 : 7,992,021.15 = 4,839,875.70 : x
  2. Step 2: Convert to fraction form
    5,328,014.10/7,992,021.15 = 4,839,875.70/x
  3. Step 3: Cross multiply
    5,328,014.10x = 7,992,021.15 × 4,839,875.70
  4. Step 4: Simplify right side
    5,328,014.10x = 38,680,388,957,771.05
  5. Step 5: Solve for x
    x = 38,680,388,957,771.05/5,328,014.10
  6. Step 6: Final answer
    x = 7,259,813.55

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1.5x scale

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.