Home / 6,779,944.40-10,161,622.20-2,989,403.60

Finding the Fourth Proportional to 6,779,944.40, 10,161,622.20 and 2,989,403.60

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Solution

The fourth proportional to 6,779,944.40, 10,161,622.20 and 2,989,403.60 is: 4,480,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779,944.40 : 10,161,622.20 = 2,989,403.60 : x
  2. Step 2: Convert to fraction form
    6,779,944.40/10,161,622.20 = 2,989,403.60/x
  3. Step 3: Cross multiply
    6,779,944.40x = 10,161,622.20 × 2,989,403.60
  4. Step 4: Simplify right side
    6,779,944.40x = 30,377,189,986,519.92
  5. Step 5: Solve for x
    x = 30,377,189,986,519.92/6,779,944.40
  6. Step 6: Final answer
    x = 4,480,448.24

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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.