Home / 19,572,722.11-27,009,609.51-10,871,452.81

Finding the Fourth Proportional to 19,572,722.11, 27,009,609.51 and 10,871,452.81

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Solution

The fourth proportional to 19,572,722.11, 27,009,609.51 and 10,871,452.81 is: 15,002,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,722.11 : 27,009,609.51 = 10,871,452.81 : x
  2. Step 2: Convert to fraction form
    19,572,722.11/27,009,609.51 = 10,871,452.81/x
  3. Step 3: Cross multiply
    19,572,722.11x = 27,009,609.51 × 10,871,452.81
  4. Step 4: Simplify right side
    19,572,722.11x = 293,633,695,204,492.25
  5. Step 5: Solve for x
    x = 293,633,695,204,492.25/19,572,722.11
  6. Step 6: Final answer
    x = 15,002,189.96

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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.