Home / 7,002,831.48-9,663,981.09-3,947,045.73

Finding the Fourth Proportional to 7,002,831.48, 9,663,981.09 and 3,947,045.73

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Solution

The fourth proportional to 7,002,831.48, 9,663,981.09 and 3,947,045.73 is: 5,446,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,831.48 : 9,663,981.09 = 3,947,045.73 : x
  2. Step 2: Convert to fraction form
    7,002,831.48/9,663,981.09 = 3,947,045.73/x
  3. Step 3: Cross multiply
    7,002,831.48x = 9,663,981.09 × 3,947,045.73
  4. Step 4: Simplify right side
    7,002,831.48x = 38,144,175,296,085.24
  5. Step 5: Solve for x
    x = 38,144,175,296,085.24/7,002,831.48
  6. Step 6: Final answer
    x = 5,446,964.62

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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.