Home / 25,871,338-38,833,923.60-19,055,607.28

Finding the Fourth Proportional to 25,871,338, 38,833,923.60 and 19,055,607.28

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Solution

The fourth proportional to 25,871,338, 38,833,923.60 and 19,055,607.28 is: 28,603,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871,338 : 38,833,923.60 = 19,055,607.28 : x
  2. Step 2: Convert to fraction form
    25,871,338/38,833,923.60 = 19,055,607.28/x
  3. Step 3: Cross multiply
    25,871,338x = 38,833,923.60 × 19,055,607.28
  4. Step 4: Simplify right side
    25,871,338x = 740,003,997,263,123.88
  5. Step 5: Solve for x
    x = 740,003,997,263,123.88/25,871,338
  6. Step 6: Final answer
    x = 28,603,236.42

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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.