Home / 7,623,706.57-10,520,865.53-4,185,917.53

Finding the Fourth Proportional to 7,623,706.57, 10,520,865.53 and 4,185,917.53

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Solution

The fourth proportional to 7,623,706.57, 10,520,865.53 and 4,185,917.53 is: 5,776,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,706.57 : 10,520,865.53 = 4,185,917.53 : x
  2. Step 2: Convert to fraction form
    7,623,706.57/10,520,865.53 = 4,185,917.53/x
  3. Step 3: Cross multiply
    7,623,706.57x = 10,520,865.53 × 4,185,917.53
  4. Step 4: Simplify right side
    7,623,706.57x = 44,039,475,436,962.38
  5. Step 5: Solve for x
    x = 44,039,475,436,962.38/7,623,706.57
  6. Step 6: Final answer
    x = 5,776,648.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.