Home / 19,263,913.56-28,892,794.43-5,613,867.05

Finding the Fourth Proportional to 19,263,913.56, 28,892,794.43 and 5,613,867.05

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Solution

The fourth proportional to 19,263,913.56, 28,892,794.43 and 5,613,867.05 is: 8,419,904.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263,913.56 : 28,892,794.43 = 5,613,867.05 : x
  2. Step 2: Convert to fraction form
    19,263,913.56/28,892,794.43 = 5,613,867.05/x
  3. Step 3: Cross multiply
    19,263,913.56x = 28,892,794.43 × 5,613,867.05
  4. Step 4: Simplify right side
    19,263,913.56x = 162,200,306,513,798.56
  5. Step 5: Solve for x
    x = 162,200,306,513,798.56/19,263,913.56
  6. Step 6: Final answer
    x = 8,419,904.19

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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.