Home / 15,568,388.84-21,484,248.27-8,503,987.89

Finding the Fourth Proportional to 15,568,388.84, 21,484,248.27 and 8,503,987.89

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Solution

The fourth proportional to 15,568,388.84, 21,484,248.27 and 8,503,987.89 is: 11,735,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568,388.84 : 21,484,248.27 = 8,503,987.89 : x
  2. Step 2: Convert to fraction form
    15,568,388.84/21,484,248.27 = 8,503,987.89/x
  3. Step 3: Cross multiply
    15,568,388.84x = 21,484,248.27 × 8,503,987.89
  4. Step 4: Simplify right side
    15,568,388.84x = 182,701,787,113,833.47
  5. Step 5: Solve for x
    x = 182,701,787,113,833.47/15,568,388.84
  6. Step 6: Final answer
    x = 11,735,433.19

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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.