Home / 55,049,738.27-75,970,827.68-30,271,956.53

Finding the Fourth Proportional to 55,049,738.27, 75,970,827.68 and 30,271,956.53

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Solution

The fourth proportional to 55,049,738.27, 75,970,827.68 and 30,271,956.53 is: 41,776,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,738.27 : 75,970,827.68 = 30,271,956.53 : x
  2. Step 2: Convert to fraction form
    55,049,738.27/75,970,827.68 = 30,271,956.53/x
  3. Step 3: Cross multiply
    55,049,738.27x = 75,970,827.68 × 30,271,956.53
  4. Step 4: Simplify right side
    55,049,738.27x = 2,299,785,592,545,866.50
  5. Step 5: Solve for x
    x = 2,299,785,592,545,866.50/55,049,738.27
  6. Step 6: Final answer
    x = 41,776,503.67

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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.