Home / 13,791,040.63-19,031,635.16-7,993,185.39

Finding the Fourth Proportional to 13,791,040.63, 19,031,635.16 and 7,993,185.39

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Solution

The fourth proportional to 13,791,040.63, 19,031,635.16 and 7,993,185.39 is: 11,030,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,040.63 : 19,031,635.16 = 7,993,185.39 : x
  2. Step 2: Convert to fraction form
    13,791,040.63/19,031,635.16 = 7,993,185.39/x
  3. Step 3: Cross multiply
    13,791,040.63x = 19,031,635.16 × 7,993,185.39
  4. Step 4: Simplify right side
    13,791,040.63x = 152,123,388,108,722.31
  5. Step 5: Solve for x
    x = 152,123,388,108,722.31/13,791,040.63
  6. Step 6: Final answer
    x = 11,030,595.31

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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.