Home / 19,553,234.49-27,005,858.06-12,877,409.70

Finding the Fourth Proportional to 19,553,234.49, 27,005,858.06 and 12,877,409.70

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Solution

The fourth proportional to 19,553,234.49, 27,005,858.06 and 12,877,409.70 is: 17,785,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553,234.49 : 27,005,858.06 = 12,877,409.70 : x
  2. Step 2: Convert to fraction form
    19,553,234.49/27,005,858.06 = 12,877,409.70/x
  3. Step 3: Cross multiply
    19,553,234.49x = 27,005,858.06 × 12,877,409.70
  4. Step 4: Simplify right side
    19,553,234.49x = 347,765,498,474,280.12
  5. Step 5: Solve for x
    x = 347,765,498,474,280.12/19,553,234.49
  6. Step 6: Final answer
    x = 17,785,573.98

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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.