Home / 9,640,571.81-13,303,989.28-5,510,692.44

Finding the Fourth Proportional to 9,640,571.81, 13,303,989.28 and 5,510,692.44

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Solution

The fourth proportional to 9,640,571.81, 13,303,989.28 and 5,510,692.44 is: 7,604,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,571.81 : 13,303,989.28 = 5,510,692.44 : x
  2. Step 2: Convert to fraction form
    9,640,571.81/13,303,989.28 = 5,510,692.44/x
  3. Step 3: Cross multiply
    9,640,571.81x = 13,303,989.28 × 5,510,692.44
  4. Step 4: Simplify right side
    9,640,571.81x = 73,314,193,154,025.42
  5. Step 5: Solve for x
    x = 73,314,193,154,025.42/9,640,571.81
  6. Step 6: Final answer
    x = 7,604,755.68

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1.5x scale

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.