Home / 18,871,258.48-26,040,860-10,498,917.04

Finding the Fourth Proportional to 18,871,258.48, 26,040,860 and 10,498,917.04

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Solution

The fourth proportional to 18,871,258.48, 26,040,860 and 10,498,917.04 is: 14,487,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,871,258.48 : 26,040,860 = 10,498,917.04 : x
  2. Step 2: Convert to fraction form
    18,871,258.48/26,040,860 = 10,498,917.04/x
  3. Step 3: Cross multiply
    18,871,258.48x = 26,040,860 × 10,498,917.04
  4. Step 4: Simplify right side
    18,871,258.48x = 273,400,828,790,254.38
  5. Step 5: Solve for x
    x = 273,400,828,790,254.38/18,871,258.48
  6. Step 6: Final answer
    x = 14,487,683.96

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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.