Home / 10,751,014.40-16,132,742.40-4,020,108.80

Finding the Fourth Proportional to 10,751,014.40, 16,132,742.40 and 4,020,108.80

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Solution

The fourth proportional to 10,751,014.40, 16,132,742.40 and 4,020,108.80 is: 6,032,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751,014.40 : 16,132,742.40 = 4,020,108.80 : x
  2. Step 2: Convert to fraction form
    10,751,014.40/16,132,742.40 = 4,020,108.80/x
  3. Step 3: Cross multiply
    10,751,014.40x = 16,132,742.40 × 4,020,108.80
  4. Step 4: Simplify right side
    10,751,014.40x = 64,855,379,690,373.12
  5. Step 5: Solve for x
    x = 64,855,379,690,373.12/10,751,014.40
  6. Step 6: Final answer
    x = 6,032,489.33

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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.