Home / 13,811,156.51-19,059,540.98-7,616,424.33

Finding the Fourth Proportional to 13,811,156.51, 19,059,540.98 and 7,616,424.33

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Solution

The fourth proportional to 13,811,156.51, 19,059,540.98 and 7,616,424.33 is: 10,510,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,156.51 : 19,059,540.98 = 7,616,424.33 : x
  2. Step 2: Convert to fraction form
    13,811,156.51/19,059,540.98 = 7,616,424.33/x
  3. Step 3: Cross multiply
    13,811,156.51x = 19,059,540.98 × 7,616,424.33
  4. Step 4: Simplify right side
    13,811,156.51x = 145,165,551,600,621.94
  5. Step 5: Solve for x
    x = 145,165,551,600,621.94/13,811,156.51
  6. Step 6: Final answer
    x = 10,510,745.54

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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.