Home / 11,781,515.46-16,258,588.20-6,624,831.90

Finding the Fourth Proportional to 11,781,515.46, 16,258,588.20 and 6,624,831.90

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Solution

The fourth proportional to 11,781,515.46, 16,258,588.20 and 6,624,831.90 is: 9,142,322.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781,515.46 : 16,258,588.20 = 6,624,831.90 : x
  2. Step 2: Convert to fraction form
    11,781,515.46/16,258,588.20 = 6,624,831.90/x
  3. Step 3: Cross multiply
    11,781,515.46x = 16,258,588.20 × 6,624,831.90
  4. Step 4: Simplify right side
    11,781,515.46x = 107,710,413,756,323.58
  5. Step 5: Solve for x
    x = 107,710,413,756,323.58/11,781,515.46
  6. Step 6: Final answer
    x = 9,142,322.49

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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.