Home / 11,871,500.68-17,808,541.50-3,782,575

Finding the Fourth Proportional to 11,871,500.68, 17,808,541.50 and 3,782,575

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Solution

The fourth proportional to 11,871,500.68, 17,808,541.50 and 3,782,575 is: 5,674,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,500.68 : 17,808,541.50 = 3,782,575 : x
  2. Step 2: Convert to fraction form
    11,871,500.68/17,808,541.50 = 3,782,575/x
  3. Step 3: Cross multiply
    11,871,500.68x = 17,808,541.50 × 3,782,575
  4. Step 4: Simplify right side
    11,871,500.68x = 67,362,143,864,362.50
  5. Step 5: Solve for x
    x = 67,362,143,864,362.50/11,871,500.68
  6. Step 6: Final answer
    x = 5,674,273.68

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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.