Home / 19,373,365-26,729,923.62-13,486,401.64

Finding the Fourth Proportional to 19,373,365, 26,729,923.62 and 13,486,401.64

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Solution

The fourth proportional to 19,373,365, 26,729,923.62 and 13,486,401.64 is: 18,607,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373,365 : 26,729,923.62 = 13,486,401.64 : x
  2. Step 2: Convert to fraction form
    19,373,365/26,729,923.62 = 13,486,401.64/x
  3. Step 3: Cross multiply
    19,373,365x = 26,729,923.62 × 13,486,401.64
  4. Step 4: Simplify right side
    19,373,365x = 360,490,485,745,842.75
  5. Step 5: Solve for x
    x = 360,490,485,745,842.75/19,373,365
  6. Step 6: Final answer
    x = 18,607,530.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.