Home / 8,505,329.60-12,767,325.60-5,314,059.20

Finding the Fourth Proportional to 8,505,329.60, 12,767,325.60 and 5,314,059.20

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Solution

The fourth proportional to 8,505,329.60, 12,767,325.60 and 5,314,059.20 is: 7,976,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,329.60 : 12,767,325.60 = 5,314,059.20 : x
  2. Step 2: Convert to fraction form
    8,505,329.60/12,767,325.60 = 5,314,059.20/x
  3. Step 3: Cross multiply
    8,505,329.60x = 12,767,325.60 × 5,314,059.20
  4. Step 4: Simplify right side
    8,505,329.60x = 67,846,324,064,075.52
  5. Step 5: Solve for x
    x = 67,846,324,064,075.52/8,505,329.60
  6. Step 6: Final answer
    x = 7,976,918.86

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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.