Home / 7,296,022.40-10,944,033.60-7,146,723.20

Finding the Fourth Proportional to 7,296,022.40, 10,944,033.60 and 7,146,723.20

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Solution

The fourth proportional to 7,296,022.40, 10,944,033.60 and 7,146,723.20 is: 10,720,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296,022.40 : 10,944,033.60 = 7,146,723.20 : x
  2. Step 2: Convert to fraction form
    7,296,022.40/10,944,033.60 = 7,146,723.20/x
  3. Step 3: Cross multiply
    7,296,022.40x = 10,944,033.60 × 7,146,723.20
  4. Step 4: Simplify right side
    7,296,022.40x = 78,213,978,830,699.52
  5. Step 5: Solve for x
    x = 78,213,978,830,699.52/7,296,022.40
  6. Step 6: Final answer
    x = 10,720,084.80

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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.