Home / 13,963,490.10-20,945,235.15-6,789,036.60

Finding the Fourth Proportional to 13,963,490.10, 20,945,235.15 and 6,789,036.60

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Solution

The fourth proportional to 13,963,490.10, 20,945,235.15 and 6,789,036.60 is: 10,183,554.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963,490.10 : 20,945,235.15 = 6,789,036.60 : x
  2. Step 2: Convert to fraction form
    13,963,490.10/20,945,235.15 = 6,789,036.60/x
  3. Step 3: Cross multiply
    13,963,490.10x = 20,945,235.15 × 6,789,036.60
  4. Step 4: Simplify right side
    13,963,490.10x = 142,197,968,028,956.47
  5. Step 5: Solve for x
    x = 142,197,968,028,956.47/13,963,490.10
  6. Step 6: Final answer
    x = 10,183,554.90

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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.