Home / 13,146,164.20-19,719,246.30-4,636,109.80

Finding the Fourth Proportional to 13,146,164.20, 19,719,246.30 and 4,636,109.80

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Solution

The fourth proportional to 13,146,164.20, 19,719,246.30 and 4,636,109.80 is: 6,954,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,164.20 : 19,719,246.30 = 4,636,109.80 : x
  2. Step 2: Convert to fraction form
    13,146,164.20/19,719,246.30 = 4,636,109.80/x
  3. Step 3: Cross multiply
    13,146,164.20x = 19,719,246.30 × 4,636,109.80
  4. Step 4: Simplify right side
    13,146,164.20x = 91,420,591,020,043.73
  5. Step 5: Solve for x
    x = 91,420,591,020,043.73/13,146,164.20
  6. Step 6: Final answer
    x = 6,954,164.70

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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.