Home / 16,787,564.20-25,181,346.30-11,685,730.60

Finding the Fourth Proportional to 16,787,564.20, 25,181,346.30 and 11,685,730.60

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Solution

The fourth proportional to 16,787,564.20, 25,181,346.30 and 11,685,730.60 is: 17,528,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787,564.20 : 25,181,346.30 = 11,685,730.60 : x
  2. Step 2: Convert to fraction form
    16,787,564.20/25,181,346.30 = 11,685,730.60/x
  3. Step 3: Cross multiply
    16,787,564.20x = 25,181,346.30 × 11,685,730.60
  4. Step 4: Simplify right side
    16,787,564.20x = 294,262,429,007,106.75
  5. Step 5: Solve for x
    x = 294,262,429,007,106.75/16,787,564.20
  6. Step 6: Final answer
    x = 17,528,595.90

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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.