Home / 31,409,534.20-47,117,411.70-10,936,103.80

Finding the Fourth Proportional to 31,409,534.20, 47,117,411.70 and 10,936,103.80

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Solution

The fourth proportional to 31,409,534.20, 47,117,411.70 and 10,936,103.80 is: 16,405,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,409,534.20 : 47,117,411.70 = 10,936,103.80 : x
  2. Step 2: Convert to fraction form
    31,409,534.20/47,117,411.70 = 10,936,103.80/x
  3. Step 3: Cross multiply
    31,409,534.20x = 47,117,411.70 × 10,936,103.80
  4. Step 4: Simplify right side
    31,409,534.20x = 515,280,905,138,534.50
  5. Step 5: Solve for x
    x = 515,280,905,138,534.50/31,409,534.20
  6. Step 6: Final answer
    x = 16,405,238.67

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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.