Home / 12,043,821.60-18,051,735.60-4,851,799.20

Finding the Fourth Proportional to 12,043,821.60, 18,051,735.60 and 4,851,799.20

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Solution

The fourth proportional to 12,043,821.60, 18,051,735.60 and 4,851,799.20 is: 7,272,060.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,821.60 : 18,051,735.60 = 4,851,799.20 : x
  2. Step 2: Convert to fraction form
    12,043,821.60/18,051,735.60 = 4,851,799.20/x
  3. Step 3: Cross multiply
    12,043,821.60x = 18,051,735.60 × 4,851,799.20
  4. Step 4: Simplify right side
    12,043,821.60x = 87,583,396,342,691.53
  5. Step 5: Solve for x
    x = 87,583,396,342,691.53/12,043,821.60
  6. Step 6: Final answer
    x = 7,272,060.25

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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.