Home / 18,677,554.14-28,024,843.86-9,586,036.21

Finding the Fourth Proportional to 18,677,554.14, 28,024,843.86 and 9,586,036.21

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Solution

The fourth proportional to 18,677,554.14, 28,024,843.86 and 9,586,036.21 is: 14,383,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,554.14 : 28,024,843.86 = 9,586,036.21 : x
  2. Step 2: Convert to fraction form
    18,677,554.14/28,024,843.86 = 9,586,036.21/x
  3. Step 3: Cross multiply
    18,677,554.14x = 28,024,843.86 × 9,586,036.21
  4. Step 4: Simplify right side
    18,677,554.14x = 268,647,168,162,702.97
  5. Step 5: Solve for x
    x = 268,647,168,162,702.97/18,677,554.14
  6. Step 6: Final answer
    x = 14,383,423.34

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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.