Home / 48,268,930.40-72,405,145.20-14,193,720.80

Finding the Fourth Proportional to 48,268,930.40, 72,405,145.20 and 14,193,720.80

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Solution

The fourth proportional to 48,268,930.40, 72,405,145.20 and 14,193,720.80 is: 21,291,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268,930.40 : 72,405,145.20 = 14,193,720.80 : x
  2. Step 2: Convert to fraction form
    48,268,930.40/72,405,145.20 = 14,193,720.80/x
  3. Step 3: Cross multiply
    48,268,930.40x = 72,405,145.20 × 14,193,720.80
  4. Step 4: Simplify right side
    48,268,930.40x = 1,027,698,415,452,260.25
  5. Step 5: Solve for x
    x = 1,027,698,415,452,260.25/48,268,930.40
  6. Step 6: Final answer
    x = 21,291,095.68

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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.