Home / 12,140,844.60-18,210,845.70-3,043,021.80

Finding the Fourth Proportional to 12,140,844.60, 18,210,845.70 and 3,043,021.80

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Solution

The fourth proportional to 12,140,844.60, 18,210,845.70 and 3,043,021.80 is: 4,564,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,140,844.60 : 18,210,845.70 = 3,043,021.80 : x
  2. Step 2: Convert to fraction form
    12,140,844.60/18,210,845.70 = 3,043,021.80/x
  3. Step 3: Cross multiply
    12,140,844.60x = 18,210,845.70 × 3,043,021.80
  4. Step 4: Simplify right side
    12,140,844.60x = 55,416,000,461,536.26
  5. Step 5: Solve for x
    x = 55,416,000,461,536.26/12,140,844.60
  6. Step 6: Final answer
    x = 4,564,427.13

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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.