Home / 13,810,381.74-19,058,408.46-8,012,615.58

Finding the Fourth Proportional to 13,810,381.74, 19,058,408.46 and 8,012,615.58

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Solution

The fourth proportional to 13,810,381.74, 19,058,408.46 and 8,012,615.58 is: 11,057,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,381.74 : 19,058,408.46 = 8,012,615.58 : x
  2. Step 2: Convert to fraction form
    13,810,381.74/19,058,408.46 = 8,012,615.58/x
  3. Step 3: Cross multiply
    13,810,381.74x = 19,058,408.46 × 8,012,615.58
  4. Step 4: Simplify right side
    13,810,381.74x = 152,707,700,556,599.81
  5. Step 5: Solve for x
    x = 152,707,700,556,599.81/13,810,381.74
  6. Step 6: Final answer
    x = 11,057,456.88

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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.