Home / 12,786,091.08-19,186,703.27-4,704,741.74

Finding the Fourth Proportional to 12,786,091.08, 19,186,703.27 and 4,704,741.74

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Solution

The fourth proportional to 12,786,091.08, 19,186,703.27 and 4,704,741.74 is: 7,059,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,786,091.08 : 19,186,703.27 = 4,704,741.74 : x
  2. Step 2: Convert to fraction form
    12,786,091.08/19,186,703.27 = 4,704,741.74/x
  3. Step 3: Cross multiply
    12,786,091.08x = 19,186,703.27 × 4,704,741.74
  4. Step 4: Simplify right side
    12,786,091.08x = 90,268,483,607,906.28
  5. Step 5: Solve for x
    x = 90,268,483,607,906.28/12,786,091.08
  6. Step 6: Final answer
    x = 7,059,896.81

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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.