Home / 14,367,821.95-21,551,732.93-11,816,905.15

Finding the Fourth Proportional to 14,367,821.95, 21,551,732.93 and 11,816,905.15

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Solution

The fourth proportional to 14,367,821.95, 21,551,732.93 and 11,816,905.15 is: 17,725,357.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367,821.95 : 21,551,732.93 = 11,816,905.15 : x
  2. Step 2: Convert to fraction form
    14,367,821.95/21,551,732.93 = 11,816,905.15/x
  3. Step 3: Cross multiply
    14,367,821.95x = 21,551,732.93 × 11,816,905.15
  4. Step 4: Simplify right side
    14,367,821.95x = 254,674,783,792,857.09
  5. Step 5: Solve for x
    x = 254,674,783,792,857.09/14,367,821.95
  6. Step 6: Final answer
    x = 17,725,357.73

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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.