Home / 11,503,821.69-15,881,026.66-7,154,309.21

Finding the Fourth Proportional to 11,503,821.69, 15,881,026.66 and 7,154,309.21

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Solution

The fourth proportional to 11,503,821.69, 15,881,026.66 and 7,154,309.21 is: 9,876,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503,821.69 : 15,881,026.66 = 7,154,309.21 : x
  2. Step 2: Convert to fraction form
    11,503,821.69/15,881,026.66 = 7,154,309.21/x
  3. Step 3: Cross multiply
    11,503,821.69x = 15,881,026.66 × 7,154,309.21
  4. Step 4: Simplify right side
    11,503,821.69x = 113,617,775,200,602.64
  5. Step 5: Solve for x
    x = 113,617,775,200,602.64/11,503,821.69
  6. Step 6: Final answer
    x = 9,876,524.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.