Home / 21,871,652.24-30,183,133.56-12,081,893.60

Finding the Fourth Proportional to 21,871,652.24, 30,183,133.56 and 12,081,893.60

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Solution

The fourth proportional to 21,871,652.24, 30,183,133.56 and 12,081,893.60 is: 16,673,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,652.24 : 30,183,133.56 = 12,081,893.60 : x
  2. Step 2: Convert to fraction form
    21,871,652.24/30,183,133.56 = 12,081,893.60/x
  3. Step 3: Cross multiply
    21,871,652.24x = 30,183,133.56 × 12,081,893.60
  4. Step 4: Simplify right side
    21,871,652.24x = 364,669,408,186,509.19
  5. Step 5: Solve for x
    x = 364,669,408,186,509.19/21,871,652.24
  6. Step 6: Final answer
    x = 16,673,153.18

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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.