Home / 66,270,075.20-99,346,015.20-25,871,163.20

Finding the Fourth Proportional to 66,270,075.20, 99,346,015.20 and 25,871,163.20

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Solution

The fourth proportional to 66,270,075.20, 99,346,015.20 and 25,871,163.20 is: 38,783,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,270,075.20 : 99,346,015.20 = 25,871,163.20 : x
  2. Step 2: Convert to fraction form
    66,270,075.20/99,346,015.20 = 25,871,163.20/x
  3. Step 3: Cross multiply
    66,270,075.20x = 99,346,015.20 × 25,871,163.20
  4. Step 4: Simplify right side
    66,270,075.20x = 2,570,196,972,508,880.50
  5. Step 5: Solve for x
    x = 2,570,196,972,508,880.50/66,270,075.20
  6. Step 6: Final answer
    x = 38,783,673.70

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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.