Home / 19,783,901.91-27,303,299.25-12,448,023.21

Finding the Fourth Proportional to 19,783,901.91, 27,303,299.25 and 12,448,023.21

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Solution

The fourth proportional to 19,783,901.91, 27,303,299.25 and 12,448,023.21 is: 17,179,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783,901.91 : 27,303,299.25 = 12,448,023.21 : x
  2. Step 2: Convert to fraction form
    19,783,901.91/27,303,299.25 = 12,448,023.21/x
  3. Step 3: Cross multiply
    19,783,901.91x = 27,303,299.25 × 12,448,023.21
  4. Step 4: Simplify right side
    19,783,901.91x = 339,872,102,773,575.62
  5. Step 5: Solve for x
    x = 339,872,102,773,575.62/19,783,901.91
  6. Step 6: Final answer
    x = 17,179,225.02

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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.