Home / 7,666,819.20-10,583,611.20-4,951,889.28

Finding the Fourth Proportional to 7,666,819.20, 10,583,611.20 and 4,951,889.28

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Solution

The fourth proportional to 7,666,819.20, 10,583,611.20 and 4,951,889.28 is: 6,835,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,819.20 : 10,583,611.20 = 4,951,889.28 : x
  2. Step 2: Convert to fraction form
    7,666,819.20/10,583,611.20 = 4,951,889.28/x
  3. Step 3: Cross multiply
    7,666,819.20x = 10,583,611.20 × 4,951,889.28
  4. Step 4: Simplify right side
    7,666,819.20x = 52,408,870,844,967.94
  5. Step 5: Solve for x
    x = 52,408,870,844,967.94/7,666,819.20
  6. Step 6: Final answer
    x = 6,835,803.67

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1.5x scale

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.