Home / 7,626,769.53-11,440,172.78-1,869,528.93

Finding the Fourth Proportional to 7,626,769.53, 11,440,172.78 and 1,869,528.93

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Solution

The fourth proportional to 7,626,769.53, 11,440,172.78 and 1,869,528.93 is: 2,804,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626,769.53 : 11,440,172.78 = 1,869,528.93 : x
  2. Step 2: Convert to fraction form
    7,626,769.53/11,440,172.78 = 1,869,528.93/x
  3. Step 3: Cross multiply
    7,626,769.53x = 11,440,172.78 × 1,869,528.93
  4. Step 4: Simplify right side
    7,626,769.53x = 21,387,733,967,060.88
  5. Step 5: Solve for x
    x = 21,387,733,967,060.88/7,626,769.53
  6. Step 6: Final answer
    x = 2,804,297.92

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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.