Home / 5,328,014.60-7,992,021.90-5,290,689.80

Finding the Fourth Proportional to 5,328,014.60, 7,992,021.90 and 5,290,689.80

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Solution

The fourth proportional to 5,328,014.60, 7,992,021.90 and 5,290,689.80 is: 7,936,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,014.60 : 7,992,021.90 = 5,290,689.80 : x
  2. Step 2: Convert to fraction form
    5,328,014.60/7,992,021.90 = 5,290,689.80/x
  3. Step 3: Cross multiply
    5,328,014.60x = 7,992,021.90 × 5,290,689.80
  4. Step 4: Simplify right side
    5,328,014.60x = 42,283,308,747,706.62
  5. Step 5: Solve for x
    x = 42,283,308,747,706.62/5,328,014.60
  6. Step 6: Final answer
    x = 7,936,034.70

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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.