Home / 13,146,022.60-19,720,569.90-4,171,481.80

Finding the Fourth Proportional to 13,146,022.60, 19,720,569.90 and 4,171,481.80

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Solution

The fourth proportional to 13,146,022.60, 19,720,569.90 and 4,171,481.80 is: 6,257,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,022.60 : 19,720,569.90 = 4,171,481.80 : x
  2. Step 2: Convert to fraction form
    13,146,022.60/19,720,569.90 = 4,171,481.80/x
  3. Step 3: Cross multiply
    13,146,022.60x = 19,720,569.90 × 4,171,481.80
  4. Step 4: Simplify right side
    13,146,022.60x = 82,263,998,423,477.81
  5. Step 5: Solve for x
    x = 82,263,998,423,477.81/13,146,022.60
  6. Step 6: Final answer
    x = 6,257,710.10

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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.