Home / 10,871,996.28-15,003,364.47-5,977,301.64

Finding the Fourth Proportional to 10,871,996.28, 15,003,364.47 and 5,977,301.64

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Solution

The fourth proportional to 10,871,996.28, 15,003,364.47 and 5,977,301.64 is: 8,248,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,996.28 : 15,003,364.47 = 5,977,301.64 : x
  2. Step 2: Convert to fraction form
    10,871,996.28/15,003,364.47 = 5,977,301.64/x
  3. Step 3: Cross multiply
    10,871,996.28x = 15,003,364.47 × 5,977,301.64
  4. Step 4: Simplify right side
    10,871,996.28x = 89,679,635,052,048.73
  5. Step 5: Solve for x
    x = 89,679,635,052,048.73/10,871,996.28
  6. Step 6: Final answer
    x = 8,248,681.54

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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.