Home / 14,014,742.20-21,022,113.30-13,164,436.60

Finding the Fourth Proportional to 14,014,742.20, 21,022,113.30 and 13,164,436.60

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Solution

The fourth proportional to 14,014,742.20, 21,022,113.30 and 13,164,436.60 is: 19,746,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,742.20 : 21,022,113.30 = 13,164,436.60 : x
  2. Step 2: Convert to fraction form
    14,014,742.20/21,022,113.30 = 13,164,436.60/x
  3. Step 3: Cross multiply
    14,014,742.20x = 21,022,113.30 × 13,164,436.60
  4. Step 4: Simplify right side
    14,014,742.20x = 276,744,277,735,866.78
  5. Step 5: Solve for x
    x = 276,744,277,735,866.78/14,014,742.20
  6. Step 6: Final answer
    x = 19,746,654.90

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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.