Home / 19,193,473.77-28,790,210.66-6,413,978.48

Finding the Fourth Proportional to 19,193,473.77, 28,790,210.66 and 6,413,978.48

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Solution

The fourth proportional to 19,193,473.77, 28,790,210.66 and 6,413,978.48 is: 9,620,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193,473.77 : 28,790,210.66 = 6,413,978.48 : x
  2. Step 2: Convert to fraction form
    19,193,473.77/28,790,210.66 = 6,413,978.48/x
  3. Step 3: Cross multiply
    19,193,473.77x = 28,790,210.66 × 6,413,978.48
  4. Step 4: Simplify right side
    19,193,473.77x = 184,659,791,431,885.66
  5. Step 5: Solve for x
    x = 184,659,791,431,885.66/19,193,473.77
  6. Step 6: Final answer
    x = 9,620,967.71

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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.