Home / 12,093,090.80-18,139,247.40-4,006,439.60

Finding the Fourth Proportional to 12,093,090.80, 18,139,247.40 and 4,006,439.60

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Solution

The fourth proportional to 12,093,090.80, 18,139,247.40 and 4,006,439.60 is: 6,009,530.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093,090.80 : 18,139,247.40 = 4,006,439.60 : x
  2. Step 2: Convert to fraction form
    12,093,090.80/18,139,247.40 = 4,006,439.60/x
  3. Step 3: Cross multiply
    12,093,090.80x = 18,139,247.40 × 4,006,439.60
  4. Step 4: Simplify right side
    12,093,090.80x = 72,673,799,097,557.03
  5. Step 5: Solve for x
    x = 72,673,799,097,557.03/12,093,090.80
  6. Step 6: Final answer
    x = 6,009,530.59

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1.5x scale

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.