Home / 5,486,435.80-8,229,653.70-5,113,187.80

Finding the Fourth Proportional to 5,486,435.80, 8,229,653.70 and 5,113,187.80

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Solution

The fourth proportional to 5,486,435.80, 8,229,653.70 and 5,113,187.80 is: 7,669,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,435.80 : 8,229,653.70 = 5,113,187.80 : x
  2. Step 2: Convert to fraction form
    5,486,435.80/8,229,653.70 = 5,113,187.80/x
  3. Step 3: Cross multiply
    5,486,435.80x = 8,229,653.70 × 5,113,187.80
  4. Step 4: Simplify right side
    5,486,435.80x = 42,079,764,897,064.86
  5. Step 5: Solve for x
    x = 42,079,764,897,064.86/5,486,435.80
  6. Step 6: Final answer
    x = 7,669,781.70

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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.