Home / 12,769,321.03-17,622,037.85-6,968,477.12

Finding the Fourth Proportional to 12,769,321.03, 17,622,037.85 and 6,968,477.12

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Solution

The fourth proportional to 12,769,321.03, 17,622,037.85 and 6,968,477.12 is: 9,616,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,321.03 : 17,622,037.85 = 6,968,477.12 : x
  2. Step 2: Convert to fraction form
    12,769,321.03/17,622,037.85 = 6,968,477.12/x
  3. Step 3: Cross multiply
    12,769,321.03x = 17,622,037.85 × 6,968,477.12
  4. Step 4: Simplify right side
    12,769,321.03x = 122,798,767,574,711.69
  5. Step 5: Solve for x
    x = 122,798,767,574,711.69/12,769,321.03
  6. Step 6: Final answer
    x = 9,616,702.98

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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.