Home / 19,135,002.07-28,714,456.32-7,775,447.05

Finding the Fourth Proportional to 19,135,002.07, 28,714,456.32 and 7,775,447.05

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Solution

The fourth proportional to 19,135,002.07, 28,714,456.32 and 7,775,447.05 is: 11,668,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135,002.07 : 28,714,456.32 = 7,775,447.05 : x
  2. Step 2: Convert to fraction form
    19,135,002.07/28,714,456.32 = 7,775,447.05/x
  3. Step 3: Cross multiply
    19,135,002.07x = 28,714,456.32 × 7,775,447.05
  4. Step 4: Simplify right side
    19,135,002.07x = 223,267,734,685,697.84
  5. Step 5: Solve for x
    x = 223,267,734,685,697.84/19,135,002.07
  6. Step 6: Final answer
    x = 11,668,027.73

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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.