Home / 16,778,592.81-25,163,799.48-4,647,741.21

Finding the Fourth Proportional to 16,778,592.81, 25,163,799.48 and 4,647,741.21

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Solution

The fourth proportional to 16,778,592.81, 25,163,799.48 and 4,647,741.21 is: 6,970,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778,592.81 : 25,163,799.48 = 4,647,741.21 : x
  2. Step 2: Convert to fraction form
    16,778,592.81/25,163,799.48 = 4,647,741.21/x
  3. Step 3: Cross multiply
    16,778,592.81x = 25,163,799.48 × 4,647,741.21
  4. Step 4: Simplify right side
    16,778,592.81x = 116,954,827,843,372.58
  5. Step 5: Solve for x
    x = 116,954,827,843,372.58/16,778,592.81
  6. Step 6: Final answer
    x = 6,970,478.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.