Home / 18,808,594.08-28,189,277.92-10,172,350.24

Finding the Fourth Proportional to 18,808,594.08, 28,189,277.92 and 10,172,350.24

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Solution

The fourth proportional to 18,808,594.08, 28,189,277.92 and 10,172,350.24 is: 15,245,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808,594.08 : 28,189,277.92 = 10,172,350.24 : x
  2. Step 2: Convert to fraction form
    18,808,594.08/28,189,277.92 = 10,172,350.24/x
  3. Step 3: Cross multiply
    18,808,594.08x = 28,189,277.92 × 10,172,350.24
  4. Step 4: Simplify right side
    18,808,594.08x = 286,751,208,014,938.75
  5. Step 5: Solve for x
    x = 286,751,208,014,938.75/18,808,594.08
  6. Step 6: Final answer
    x = 15,245,754.51

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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.