Home / 18,794,974.20-28,129,475.70-16,527,492.60

Finding the Fourth Proportional to 18,794,974.20, 28,129,475.70 and 16,527,492.60

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Solution

The fourth proportional to 18,794,974.20, 28,129,475.70 and 16,527,492.60 is: 24,735,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794,974.20 : 28,129,475.70 = 16,527,492.60 : x
  2. Step 2: Convert to fraction form
    18,794,974.20/28,129,475.70 = 16,527,492.60/x
  3. Step 3: Cross multiply
    18,794,974.20x = 28,129,475.70 × 16,527,492.60
  4. Step 4: Simplify right side
    18,794,974.20x = 464,909,701,473,629.81
  5. Step 5: Solve for x
    x = 464,909,701,473,629.81/18,794,974.20
  6. Step 6: Final answer
    x = 24,735,852.07

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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.