Home / 18,607,831.11-27,911,753.96-5,829,328.62

Finding the Fourth Proportional to 18,607,831.11, 27,911,753.96 and 5,829,328.62

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Solution

The fourth proportional to 18,607,831.11, 27,911,753.96 and 5,829,328.62 is: 8,743,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607,831.11 : 27,911,753.96 = 5,829,328.62 : x
  2. Step 2: Convert to fraction form
    18,607,831.11/27,911,753.96 = 5,829,328.62/x
  3. Step 3: Cross multiply
    18,607,831.11x = 27,911,753.96 × 5,829,328.62
  4. Step 4: Simplify right side
    18,607,831.11x = 162,706,786,164,279.69
  5. Step 5: Solve for x
    x = 162,706,786,164,279.69/18,607,831.11
  6. Step 6: Final answer
    x = 8,743,995.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.