Home / 9,217,756.17-12,718,604.49-5,296,754.67

Finding the Fourth Proportional to 9,217,756.17, 12,718,604.49 and 5,296,754.67

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Solution

The fourth proportional to 9,217,756.17, 12,718,604.49 and 5,296,754.67 is: 7,308,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217,756.17 : 12,718,604.49 = 5,296,754.67 : x
  2. Step 2: Convert to fraction form
    9,217,756.17/12,718,604.49 = 5,296,754.67/x
  3. Step 3: Cross multiply
    9,217,756.17x = 12,718,604.49 × 5,296,754.67
  4. Step 4: Simplify right side
    9,217,756.17x = 67,367,327,728,290.47
  5. Step 5: Solve for x
    x = 67,367,327,728,290.47/9,217,756.17
  6. Step 6: Final answer
    x = 7,308,430.22

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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.