Home / 11,876,669.40-17,815,004.10-10,506,732.60

Finding the Fourth Proportional to 11,876,669.40, 17,815,004.10 and 10,506,732.60

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Solution

The fourth proportional to 11,876,669.40, 17,815,004.10 and 10,506,732.60 is: 15,760,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,669.40 : 17,815,004.10 = 10,506,732.60 : x
  2. Step 2: Convert to fraction form
    11,876,669.40/17,815,004.10 = 10,506,732.60/x
  3. Step 3: Cross multiply
    11,876,669.40x = 17,815,004.10 × 10,506,732.60
  4. Step 4: Simplify right side
    11,876,669.40x = 187,177,484,346,603.66
  5. Step 5: Solve for x
    x = 187,177,484,346,603.66/11,876,669.40
  6. Step 6: Final answer
    x = 15,760,098.90

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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.