Home / 9,171,379.20-13,757,068.80-9,029,661.60

Finding the Fourth Proportional to 9,171,379.20, 13,757,068.80 and 9,029,661.60

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Solution

The fourth proportional to 9,171,379.20, 13,757,068.80 and 9,029,661.60 is: 13,544,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,379.20 : 13,757,068.80 = 9,029,661.60 : x
  2. Step 2: Convert to fraction form
    9,171,379.20/13,757,068.80 = 9,029,661.60/x
  3. Step 3: Cross multiply
    9,171,379.20x = 13,757,068.80 × 9,029,661.60
  4. Step 4: Simplify right side
    9,171,379.20x = 124,221,675,871,918.08
  5. Step 5: Solve for x
    x = 124,221,675,871,918.08/9,171,379.20
  6. Step 6: Final answer
    x = 13,544,492.40

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Similar ratio
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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.