Home / 20,093,220.95-30,101,904.27-11,871,330.26

Finding the Fourth Proportional to 20,093,220.95, 30,101,904.27 and 11,871,330.26

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Solution

The fourth proportional to 20,093,220.95, 30,101,904.27 and 11,871,330.26 is: 17,784,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093,220.95 : 30,101,904.27 = 11,871,330.26 : x
  2. Step 2: Convert to fraction form
    20,093,220.95/30,101,904.27 = 11,871,330.26/x
  3. Step 3: Cross multiply
    20,093,220.95x = 30,101,904.27 × 11,871,330.26
  4. Step 4: Simplify right side
    20,093,220.95x = 357,349,646,893,564.69
  5. Step 5: Solve for x
    x = 357,349,646,893,564.69/20,093,220.95
  6. Step 6: Final answer
    x = 17,784,587.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.