Home / 10,519,840.80-15,779,761.20-6,040,864.80

Finding the Fourth Proportional to 10,519,840.80, 15,779,761.20 and 6,040,864.80

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Solution

The fourth proportional to 10,519,840.80, 15,779,761.20 and 6,040,864.80 is: 9,061,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,840.80 : 15,779,761.20 = 6,040,864.80 : x
  2. Step 2: Convert to fraction form
    10,519,840.80/15,779,761.20 = 6,040,864.80/x
  3. Step 3: Cross multiply
    10,519,840.80x = 15,779,761.20 × 6,040,864.80
  4. Step 4: Simplify right side
    10,519,840.80x = 95,323,403,985,485.75
  5. Step 5: Solve for x
    x = 95,323,403,985,485.75/10,519,840.80
  6. Step 6: Final answer
    x = 9,061,297.20

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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.