Home / 9,282,146.81-12,809,163.96-5,151,937.10

Finding the Fourth Proportional to 9,282,146.81, 12,809,163.96 and 5,151,937.10

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Solution

The fourth proportional to 9,282,146.81, 12,809,163.96 and 5,151,937.10 is: 7,109,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282,146.81 : 12,809,163.96 = 5,151,937.10 : x
  2. Step 2: Convert to fraction form
    9,282,146.81/12,809,163.96 = 5,151,937.10/x
  3. Step 3: Cross multiply
    9,282,146.81x = 12,809,163.96 × 5,151,937.10
  4. Step 4: Simplify right side
    9,282,146.81x = 65,992,006,961,461.09
  5. Step 5: Solve for x
    x = 65,992,006,961,461.09/9,282,146.81
  6. Step 6: Final answer
    x = 7,109,562.94

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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.