Home / 8,507,190.24-12,760,719.75-2,117,399.94

Finding the Fourth Proportional to 8,507,190.24, 12,760,719.75 and 2,117,399.94

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Solution

The fourth proportional to 8,507,190.24, 12,760,719.75 and 2,117,399.94 is: 3,176,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,190.24 : 12,760,719.75 = 2,117,399.94 : x
  2. Step 2: Convert to fraction form
    8,507,190.24/12,760,719.75 = 2,117,399.94/x
  3. Step 3: Cross multiply
    8,507,190.24x = 12,760,719.75 × 2,117,399.94
  4. Step 4: Simplify right side
    8,507,190.24x = 27,019,547,233,006.81
  5. Step 5: Solve for x
    x = 27,019,547,233,006.81/8,507,190.24
  6. Step 6: Final answer
    x = 3,176,083.58

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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.