Home / 10,871,986.77-15,003,351.36-5,977,292.13

Finding the Fourth Proportional to 10,871,986.77, 15,003,351.36 and 5,977,292.13

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Solution

The fourth proportional to 10,871,986.77, 15,003,351.36 and 5,977,292.13 is: 8,248,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,986.77 : 15,003,351.36 = 5,977,292.13 : x
  2. Step 2: Convert to fraction form
    10,871,986.77/15,003,351.36 = 5,977,292.13/x
  3. Step 3: Cross multiply
    10,871,986.77x = 15,003,351.36 × 5,977,292.13
  4. Step 4: Simplify right side
    10,871,986.77x = 89,679,414,007,752.80
  5. Step 5: Solve for x
    x = 89,679,414,007,752.80/10,871,986.77
  6. Step 6: Final answer
    x = 8,248,668.43

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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.