Home / 12,989,002.40-19,486,268.40-4,014,461.60

Finding the Fourth Proportional to 12,989,002.40, 19,486,268.40 and 4,014,461.60

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Solution

The fourth proportional to 12,989,002.40, 19,486,268.40 and 4,014,461.60 is: 6,022,546.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,989,002.40 : 19,486,268.40 = 4,014,461.60 : x
  2. Step 2: Convert to fraction form
    12,989,002.40/19,486,268.40 = 4,014,461.60/x
  3. Step 3: Cross multiply
    12,989,002.40x = 19,486,268.40 × 4,014,461.60
  4. Step 4: Simplify right side
    12,989,002.40x = 78,226,876,219,093.44
  5. Step 5: Solve for x
    x = 78,226,876,219,093.44/12,989,002.40
  6. Step 6: Final answer
    x = 6,022,546.91

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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.