Home / 13,894,627.74-19,168,298.68-8,386,241.78

Finding the Fourth Proportional to 13,894,627.74, 19,168,298.68 and 8,386,241.78

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Solution

The fourth proportional to 13,894,627.74, 19,168,298.68 and 8,386,241.78 is: 11,569,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894,627.74 : 19,168,298.68 = 8,386,241.78 : x
  2. Step 2: Convert to fraction form
    13,894,627.74/19,168,298.68 = 8,386,241.78/x
  3. Step 3: Cross multiply
    13,894,627.74x = 19,168,298.68 × 8,386,241.78
  4. Step 4: Simplify right side
    13,894,627.74x = 160,749,987,241,734.84
  5. Step 5: Solve for x
    x = 160,749,987,241,734.84/13,894,627.74
  6. Step 6: Final answer
    x = 11,569,218.71

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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.