Home / 21,816,270.43-30,106,544.40-12,026,500.27

Finding the Fourth Proportional to 21,816,270.43, 30,106,544.40 and 12,026,500.27

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Solution

The fourth proportional to 21,816,270.43, 30,106,544.40 and 12,026,500.27 is: 16,596,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,270.43 : 30,106,544.40 = 12,026,500.27 : x
  2. Step 2: Convert to fraction form
    21,816,270.43/30,106,544.40 = 12,026,500.27/x
  3. Step 3: Cross multiply
    21,816,270.43x = 30,106,544.40 × 12,026,500.27
  4. Step 4: Simplify right side
    21,816,270.43x = 362,076,364,280,100.62
  5. Step 5: Solve for x
    x = 362,076,364,280,100.62/21,816,270.43
  6. Step 6: Final answer
    x = 16,596,620.65

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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.