Home / 7,718,908.47-10,652,110.16-4,234,275.87

Finding the Fourth Proportional to 7,718,908.47, 10,652,110.16 and 4,234,275.87

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Solution

The fourth proportional to 7,718,908.47, 10,652,110.16 and 4,234,275.87 is: 5,843,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,908.47 : 10,652,110.16 = 4,234,275.87 : x
  2. Step 2: Convert to fraction form
    7,718,908.47/10,652,110.16 = 4,234,275.87/x
  3. Step 3: Cross multiply
    7,718,908.47x = 10,652,110.16 × 4,234,275.87
  4. Step 4: Simplify right side
    7,718,908.47x = 45,103,972,993,898.46
  5. Step 5: Solve for x
    x = 45,103,972,993,898.46/7,718,908.47
  6. Step 6: Final answer
    x = 5,843,309.73

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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.