Home / 11,153,998.80-16,689,007.80-7,374,862.80

Finding the Fourth Proportional to 11,153,998.80, 16,689,007.80 and 7,374,862.80

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Solution

The fourth proportional to 11,153,998.80, 16,689,007.80 and 7,374,862.80 is: 11,034,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,998.80 : 16,689,007.80 = 7,374,862.80 : x
  2. Step 2: Convert to fraction form
    11,153,998.80/16,689,007.80 = 7,374,862.80/x
  3. Step 3: Cross multiply
    11,153,998.80x = 16,689,007.80 × 7,374,862.80
  4. Step 4: Simplify right side
    11,153,998.80x = 123,079,142,793,129.84
  5. Step 5: Solve for x
    x = 123,079,142,793,129.84/11,153,998.80
  6. Step 6: Final answer
    x = 11,034,530.75

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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.