Home / 19,883,569-27,439,063.20-11,181,739

Finding the Fourth Proportional to 19,883,569, 27,439,063.20 and 11,181,739

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Solution

The fourth proportional to 19,883,569, 27,439,063.20 and 11,181,739 is: 15,430,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883,569 : 27,439,063.20 = 11,181,739 : x
  2. Step 2: Convert to fraction form
    19,883,569/27,439,063.20 = 11,181,739/x
  3. Step 3: Cross multiply
    19,883,569x = 27,439,063.20 × 11,181,739
  4. Step 4: Simplify right side
    19,883,569x = 306,816,443,106,904.81
  5. Step 5: Solve for x
    x = 306,816,443,106,904.81/19,883,569
  6. Step 6: Final answer
    x = 15,430,652.47

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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.