Home / 13,922,783.60-19,213,143.66-7,727,469.17

Finding the Fourth Proportional to 13,922,783.60, 19,213,143.66 and 7,727,469.17

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Solution

The fourth proportional to 13,922,783.60, 19,213,143.66 and 7,727,469.17 is: 10,663,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,783.60 : 19,213,143.66 = 7,727,469.17 : x
  2. Step 2: Convert to fraction form
    13,922,783.60/19,213,143.66 = 7,727,469.17/x
  3. Step 3: Cross multiply
    13,922,783.60x = 19,213,143.66 × 7,727,469.17
  4. Step 4: Simplify right side
    13,922,783.60x = 148,468,975,195,365.25
  5. Step 5: Solve for x
    x = 148,468,975,195,365.25/13,922,783.60
  6. Step 6: Final answer
    x = 10,663,742.22

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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.