Home / 15,583,291.11-21,504,529.22-8,707,829.67

Finding the Fourth Proportional to 15,583,291.11, 21,504,529.22 and 8,707,829.67

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Solution

The fourth proportional to 15,583,291.11, 21,504,529.22 and 8,707,829.67 is: 12,016,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,291.11 : 21,504,529.22 = 8,707,829.67 : x
  2. Step 2: Convert to fraction form
    15,583,291.11/21,504,529.22 = 8,707,829.67/x
  3. Step 3: Cross multiply
    15,583,291.11x = 21,504,529.22 × 8,707,829.67
  4. Step 4: Simplify right side
    15,583,291.11x = 187,257,777,537,758.81
  5. Step 5: Solve for x
    x = 187,257,777,537,758.81/15,583,291.11
  6. Step 6: Final answer
    x = 12,016,574.43

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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.