Home / 6,519,998.80-9,779,998.20-5,932,133.20

Finding the Fourth Proportional to 6,519,998.80, 9,779,998.20 and 5,932,133.20

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Solution

The fourth proportional to 6,519,998.80, 9,779,998.20 and 5,932,133.20 is: 8,898,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,998.80 : 9,779,998.20 = 5,932,133.20 : x
  2. Step 2: Convert to fraction form
    6,519,998.80/9,779,998.20 = 5,932,133.20/x
  3. Step 3: Cross multiply
    6,519,998.80x = 9,779,998.20 × 5,932,133.20
  4. Step 4: Simplify right side
    6,519,998.80x = 58,016,252,018,160.23
  5. Step 5: Solve for x
    x = 58,016,252,018,160.23/6,519,998.80
  6. Step 6: Final answer
    x = 8,898,199.80

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Double scale
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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.