Home / 11,285,482.40-16,928,223.60-9,661,853.60

Finding the Fourth Proportional to 11,285,482.40, 16,928,223.60 and 9,661,853.60

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Solution

The fourth proportional to 11,285,482.40, 16,928,223.60 and 9,661,853.60 is: 14,492,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,482.40 : 16,928,223.60 = 9,661,853.60 : x
  2. Step 2: Convert to fraction form
    11,285,482.40/16,928,223.60 = 9,661,853.60/x
  3. Step 3: Cross multiply
    11,285,482.40x = 16,928,223.60 × 9,661,853.60
  4. Step 4: Simplify right side
    11,285,482.40x = 163,558,018,131,264.97
  5. Step 5: Solve for x
    x = 163,558,018,131,264.97/11,285,482.40
  6. Step 6: Final answer
    x = 14,492,780.40

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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.