Home / 22,871,893.42-31,563,213.08-12,558,616.51

Finding the Fourth Proportional to 22,871,893.42, 31,563,213.08 and 12,558,616.51

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Solution

The fourth proportional to 22,871,893.42, 31,563,213.08 and 12,558,616.51 is: 17,330,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,871,893.42 : 31,563,213.08 = 12,558,616.51 : x
  2. Step 2: Convert to fraction form
    22,871,893.42/31,563,213.08 = 12,558,616.51/x
  3. Step 3: Cross multiply
    22,871,893.42x = 31,563,213.08 × 12,558,616.51
  4. Step 4: Simplify right side
    22,871,893.42x = 396,390,288,674,526.81
  5. Step 5: Solve for x
    x = 396,390,288,674,526.81/22,871,893.42
  6. Step 6: Final answer
    x = 17,330,890.87

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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.