Home / 6,927,075.20-9,559,659-3,871,289.36

Finding the Fourth Proportional to 6,927,075.20, 9,559,659 and 3,871,289.36

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Solution

The fourth proportional to 6,927,075.20, 9,559,659 and 3,871,289.36 is: 5,342,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927,075.20 : 9,559,659 = 3,871,289.36 : x
  2. Step 2: Convert to fraction form
    6,927,075.20/9,559,659 = 3,871,289.36/x
  3. Step 3: Cross multiply
    6,927,075.20x = 9,559,659 × 3,871,289.36
  4. Step 4: Simplify right side
    6,927,075.20x = 37,008,206,171,928.24
  5. Step 5: Solve for x
    x = 37,008,206,171,928.24/6,927,075.20
  6. Step 6: Final answer
    x = 5,342,544.31

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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.