Home / 5,326,019.70-7,989,029.55-3,306,543.90

Finding the Fourth Proportional to 5,326,019.70, 7,989,029.55 and 3,306,543.90

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Solution

The fourth proportional to 5,326,019.70, 7,989,029.55 and 3,306,543.90 is: 4,959,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,019.70 : 7,989,029.55 = 3,306,543.90 : x
  2. Step 2: Convert to fraction form
    5,326,019.70/7,989,029.55 = 3,306,543.90/x
  3. Step 3: Cross multiply
    5,326,019.70x = 7,989,029.55 × 3,306,543.90
  4. Step 4: Simplify right side
    5,326,019.70x = 26,416,076,925,472.24
  5. Step 5: Solve for x
    x = 26,416,076,925,472.24/5,326,019.70
  6. Step 6: Final answer
    x = 4,959,815.85

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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.