Home / 12,703,490.82-19,044,524.79-5,509,606.50

Finding the Fourth Proportional to 12,703,490.82, 19,044,524.79 and 5,509,606.50

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Solution

The fourth proportional to 12,703,490.82, 19,044,524.79 and 5,509,606.50 is: 8,259,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,490.82 : 19,044,524.79 = 5,509,606.50 : x
  2. Step 2: Convert to fraction form
    12,703,490.82/19,044,524.79 = 5,509,606.50/x
  3. Step 3: Cross multiply
    12,703,490.82x = 19,044,524.79 × 5,509,606.50
  4. Step 4: Simplify right side
    12,703,490.82x = 104,927,837,572,395.12
  5. Step 5: Solve for x
    x = 104,927,837,572,395.12/12,703,490.82
  6. Step 6: Final answer
    x = 8,259,764.11

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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.