Home / 30,739,883.40-46,081,449.68-15,373,801.79

Finding the Fourth Proportional to 30,739,883.40, 46,081,449.68 and 15,373,801.79

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Solution

The fourth proportional to 30,739,883.40, 46,081,449.68 and 15,373,801.79 is: 23,046,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,739,883.40 : 46,081,449.68 = 15,373,801.79 : x
  2. Step 2: Convert to fraction form
    30,739,883.40/46,081,449.68 = 15,373,801.79/x
  3. Step 3: Cross multiply
    30,739,883.40x = 46,081,449.68 × 15,373,801.79
  4. Step 4: Simplify right side
    30,739,883.40x = 708,447,073,268,902.62
  5. Step 5: Solve for x
    x = 708,447,073,268,902.62/30,739,883.40
  6. Step 6: Final answer
    x = 23,046,511.40

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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.