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Finding the Fourth Proportional to 22,019,787.60, 33,029,681.40 and 14,367,037.20

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Solution

The fourth proportional to 22,019,787.60, 33,029,681.40 and 14,367,037.20 is: 21,550,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,787.60 : 33,029,681.40 = 14,367,037.20 : x
  2. Step 2: Convert to fraction form
    22,019,787.60/33,029,681.40 = 14,367,037.20/x
  3. Step 3: Cross multiply
    22,019,787.60x = 33,029,681.40 × 14,367,037.20
  4. Step 4: Simplify right side
    22,019,787.60x = 474,538,661,377,948.06
  5. Step 5: Solve for x
    x = 474,538,661,377,948.06/22,019,787.60
  6. Step 6: Final answer
    x = 21,550,555.80

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1.5x scale

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.