Home / 11,972,830.60-17,961,870.30-3,884,429.80

Finding the Fourth Proportional to 11,972,830.60, 17,961,870.30 and 3,884,429.80

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Solution

The fourth proportional to 11,972,830.60, 17,961,870.30 and 3,884,429.80 is: 5,827,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,830.60 : 17,961,870.30 = 3,884,429.80 : x
  2. Step 2: Convert to fraction form
    11,972,830.60/17,961,870.30 = 3,884,429.80/x
  3. Step 3: Cross multiply
    11,972,830.60x = 17,961,870.30 × 3,884,429.80
  4. Step 4: Simplify right side
    11,972,830.60x = 69,771,624,257,054.94
  5. Step 5: Solve for x
    x = 69,771,624,257,054.94/11,972,830.60
  6. Step 6: Final answer
    x = 5,827,496.15

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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.