Home / 7,175,055.38-10,762,623.25-1,783,705.61

Finding the Fourth Proportional to 7,175,055.38, 10,762,623.25 and 1,783,705.61

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Solution

The fourth proportional to 7,175,055.38, 10,762,623.25 and 1,783,705.61 is: 2,675,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,055.38 : 10,762,623.25 = 1,783,705.61 : x
  2. Step 2: Convert to fraction form
    7,175,055.38/10,762,623.25 = 1,783,705.61/x
  3. Step 3: Cross multiply
    7,175,055.38x = 10,762,623.25 × 1,783,705.61
  4. Step 4: Simplify right side
    7,175,055.38x = 19,197,351,415,528.32
  5. Step 5: Solve for x
    x = 19,197,351,415,528.32/7,175,055.38
  6. Step 6: Final answer
    x = 2,675,568.40

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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.