Home / 7,824,271.44-10,785,022.91-6,167,718.89

Finding the Fourth Proportional to 7,824,271.44, 10,785,022.91 and 6,167,718.89

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Solution

The fourth proportional to 7,824,271.44, 10,785,022.91 and 6,167,718.89 is: 8,501,620.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,271.44 : 10,785,022.91 = 6,167,718.89 : x
  2. Step 2: Convert to fraction form
    7,824,271.44/10,785,022.91 = 6,167,718.89/x
  3. Step 3: Cross multiply
    7,824,271.44x = 10,785,022.91 × 6,167,718.89
  4. Step 4: Simplify right side
    7,824,271.44x = 66,518,989,531,089.77
  5. Step 5: Solve for x
    x = 66,518,989,531,089.77/7,824,271.44
  6. Step 6: Final answer
    x = 8,501,620.89

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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.