Home / 10,871,993.28-15,003,360.34-5,977,298.64

Finding the Fourth Proportional to 10,871,993.28, 15,003,360.34 and 5,977,298.64

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Solution

The fourth proportional to 10,871,993.28, 15,003,360.34 and 5,977,298.64 is: 8,248,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,993.28 : 15,003,360.34 = 5,977,298.64 : x
  2. Step 2: Convert to fraction form
    10,871,993.28/15,003,360.34 = 5,977,298.64/x
  3. Step 3: Cross multiply
    10,871,993.28x = 15,003,360.34 × 5,977,298.64
  4. Step 4: Simplify right side
    10,871,993.28x = 89,679,565,355,711.94
  5. Step 5: Solve for x
    x = 89,679,565,355,711.94/10,871,993.28
  6. Step 6: Final answer
    x = 8,248,677.41

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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.