Home / 19,572,739.19-27,009,633.09-10,871,469.91

Finding the Fourth Proportional to 19,572,739.19, 27,009,633.09 and 10,871,469.91

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Solution

The fourth proportional to 19,572,739.19, 27,009,633.09 and 10,871,469.91 is: 15,002,213.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,739.19 : 27,009,633.09 = 10,871,469.91 : x
  2. Step 2: Convert to fraction form
    19,572,739.19/27,009,633.09 = 10,871,469.91/x
  3. Step 3: Cross multiply
    19,572,739.19x = 27,009,633.09 × 10,871,469.91
  4. Step 4: Simplify right side
    19,572,739.19x = 293,634,413,492,605.38
  5. Step 5: Solve for x
    x = 293,634,413,492,605.38/19,572,739.19
  6. Step 6: Final answer
    x = 15,002,213.57

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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.