Home / 5,528,018.80-8,292,028.20-5,080,121.20

Finding the Fourth Proportional to 5,528,018.80, 8,292,028.20 and 5,080,121.20

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Solution

The fourth proportional to 5,528,018.80, 8,292,028.20 and 5,080,121.20 is: 7,620,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528,018.80 : 8,292,028.20 = 5,080,121.20 : x
  2. Step 2: Convert to fraction form
    5,528,018.80/8,292,028.20 = 5,080,121.20/x
  3. Step 3: Cross multiply
    5,528,018.80x = 8,292,028.20 × 5,080,121.20
  4. Step 4: Simplify right side
    5,528,018.80x = 42,124,508,249,817.84
  5. Step 5: Solve for x
    x = 42,124,508,249,817.84/5,528,018.80
  6. Step 6: Final answer
    x = 7,620,181.80

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Similar ratio
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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.