Home / 13,614,017.70-18,787,348.34-7,419,066.11

Finding the Fourth Proportional to 13,614,017.70, 18,787,348.34 and 7,419,066.11

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Solution

The fourth proportional to 13,614,017.70, 18,787,348.34 and 7,419,066.11 is: 10,238,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,017.70 : 18,787,348.34 = 7,419,066.11 : x
  2. Step 2: Convert to fraction form
    13,614,017.70/18,787,348.34 = 7,419,066.11/x
  3. Step 3: Cross multiply
    13,614,017.70x = 18,787,348.34 × 7,419,066.11
  4. Step 4: Simplify right side
    13,614,017.70x = 139,384,579,366,058.77
  5. Step 5: Solve for x
    x = 139,384,579,366,058.77/13,614,017.70
  6. Step 6: Final answer
    x = 10,238,313.36

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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.