Home / 12,912,113.60-19,366,096.80-3,934,577.60

Finding the Fourth Proportional to 12,912,113.60, 19,366,096.80 and 3,934,577.60

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Solution

The fourth proportional to 12,912,113.60, 19,366,096.80 and 3,934,577.60 is: 5,901,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,912,113.60 : 19,366,096.80 = 3,934,577.60 : x
  2. Step 2: Convert to fraction form
    12,912,113.60/19,366,096.80 = 3,934,577.60/x
  3. Step 3: Cross multiply
    12,912,113.60x = 19,366,096.80 × 3,934,577.60
  4. Step 4: Simplify right side
    12,912,113.60x = 76,197,410,668,711.69
  5. Step 5: Solve for x
    x = 76,197,410,668,711.69/12,912,113.60
  6. Step 6: Final answer
    x = 5,901,234.53

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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.