Home / 13,901,389.91-20,855,558.06-9,810,698.23

Finding the Fourth Proportional to 13,901,389.91, 20,855,558.06 and 9,810,698.23

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Solution

The fourth proportional to 13,901,389.91, 20,855,558.06 and 9,810,698.23 is: 14,718,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,389.91 : 20,855,558.06 = 9,810,698.23 : x
  2. Step 2: Convert to fraction form
    13,901,389.91/20,855,558.06 = 9,810,698.23/x
  3. Step 3: Cross multiply
    13,901,389.91x = 20,855,558.06 × 9,810,698.23
  4. Step 4: Simplify right side
    13,901,389.91x = 204,607,586,558,701.97
  5. Step 5: Solve for x
    x = 204,607,586,558,701.97/13,901,389.91
  6. Step 6: Final answer
    x = 14,718,498.50

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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.