Home / 11,226,866.09-15,489,538.67-6,871,411.85

Finding the Fourth Proportional to 11,226,866.09, 15,489,538.67 and 6,871,411.85

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Solution

The fourth proportional to 11,226,866.09, 15,489,538.67 and 6,871,411.85 is: 9,480,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226,866.09 : 15,489,538.67 = 6,871,411.85 : x
  2. Step 2: Convert to fraction form
    11,226,866.09/15,489,538.67 = 6,871,411.85/x
  3. Step 3: Cross multiply
    11,226,866.09x = 15,489,538.67 × 6,871,411.85
  4. Step 4: Simplify right side
    11,226,866.09x = 106,434,999,507,802.06
  5. Step 5: Solve for x
    x = 106,434,999,507,802.06/11,226,866.09
  6. Step 6: Final answer
    x = 9,480,383.81

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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.