Home / 9,738,989.64-13,440,055.30-5,871,758.76

Finding the Fourth Proportional to 9,738,989.64, 13,440,055.30 and 5,871,758.76

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Solution

The fourth proportional to 9,738,989.64, 13,440,055.30 and 5,871,758.76 is: 8,103,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738,989.64 : 13,440,055.30 = 5,871,758.76 : x
  2. Step 2: Convert to fraction form
    9,738,989.64/13,440,055.30 = 5,871,758.76/x
  3. Step 3: Cross multiply
    9,738,989.64x = 13,440,055.30 × 5,871,758.76
  4. Step 4: Simplify right side
    9,738,989.64x = 78,916,762,442,659.42
  5. Step 5: Solve for x
    x = 78,916,762,442,659.42/9,738,989.64
  6. Step 6: Final answer
    x = 8,103,177.57

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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.