Home / 5,989,010.70-8,983,516.05-4,979,272.80

Finding the Fourth Proportional to 5,989,010.70, 8,983,516.05 and 4,979,272.80

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Solution

The fourth proportional to 5,989,010.70, 8,983,516.05 and 4,979,272.80 is: 7,468,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989,010.70 : 8,983,516.05 = 4,979,272.80 : x
  2. Step 2: Convert to fraction form
    5,989,010.70/8,983,516.05 = 4,979,272.80/x
  3. Step 3: Cross multiply
    5,989,010.70x = 8,983,516.05 × 4,979,272.80
  4. Step 4: Simplify right side
    5,989,010.70x = 44,731,377,116,128.45
  5. Step 5: Solve for x
    x = 44,731,377,116,128.45/5,989,010.70
  6. Step 6: Final answer
    x = 7,468,909.20

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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.