Home / 39,719,571.96-54,812,634.06-22,078,011.96

Finding the Fourth Proportional to 39,719,571.96, 54,812,634.06 and 22,078,011.96

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Solution

The fourth proportional to 39,719,571.96, 54,812,634.06 and 22,078,011.96 is: 30,467,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719,571.96 : 54,812,634.06 = 22,078,011.96 : x
  2. Step 2: Convert to fraction form
    39,719,571.96/54,812,634.06 = 22,078,011.96/x
  3. Step 3: Cross multiply
    39,719,571.96x = 54,812,634.06 × 22,078,011.96
  4. Step 4: Simplify right side
    39,719,571.96x = 1,210,153,990,335,783.50
  5. Step 5: Solve for x
    x = 1,210,153,990,335,783.50/39,719,571.96
  6. Step 6: Final answer
    x = 30,467,447.93

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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.