Home / 19,617,043.95-27,071,495.29-12,171,936.92

Finding the Fourth Proportional to 19,617,043.95, 27,071,495.29 and 12,171,936.92

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Solution

The fourth proportional to 19,617,043.95, 27,071,495.29 and 12,171,936.92 is: 16,797,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617,043.95 : 27,071,495.29 = 12,171,936.92 : x
  2. Step 2: Convert to fraction form
    19,617,043.95/27,071,495.29 = 12,171,936.92/x
  3. Step 3: Cross multiply
    19,617,043.95x = 27,071,495.29 × 12,171,936.92
  4. Step 4: Simplify right side
    19,617,043.95x = 329,512,532,803,739.94
  5. Step 5: Solve for x
    x = 329,512,532,803,739.94/19,617,043.95
  6. Step 6: Final answer
    x = 16,797,257.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.