Home / 7,150,648.19-9,871,075.28-4,250,977.79

Finding the Fourth Proportional to 7,150,648.19, 9,871,075.28 and 4,250,977.79

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Solution

The fourth proportional to 7,150,648.19, 9,871,075.28 and 4,250,977.79 is: 5,868,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,648.19 : 9,871,075.28 = 4,250,977.79 : x
  2. Step 2: Convert to fraction form
    7,150,648.19/9,871,075.28 = 4,250,977.79/x
  3. Step 3: Cross multiply
    7,150,648.19x = 9,871,075.28 × 4,250,977.79
  4. Step 4: Simplify right side
    7,150,648.19x = 41,961,721,757,443.14
  5. Step 5: Solve for x
    x = 41,961,721,757,443.14/7,150,648.19
  6. Step 6: Final answer
    x = 5,868,240.28

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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.