Home / 11,458,244.21-15,854,014.17-9,991,211.63

Finding the Fourth Proportional to 11,458,244.21, 15,854,014.17 and 9,991,211.63

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Solution

The fourth proportional to 11,458,244.21, 15,854,014.17 and 9,991,211.63 is: 13,824,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458,244.21 : 15,854,014.17 = 9,991,211.63 : x
  2. Step 2: Convert to fraction form
    11,458,244.21/15,854,014.17 = 9,991,211.63/x
  3. Step 3: Cross multiply
    11,458,244.21x = 15,854,014.17 × 9,991,211.63
  4. Step 4: Simplify right side
    11,458,244.21x = 158,400,810,678,218.72
  5. Step 5: Solve for x
    x = 158,400,810,678,218.72/11,458,244.21
  6. Step 6: Final answer
    x = 13,824,178.28

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Why These Related Problems?

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