Home / 7,140,096.05-10,710,518.09-5,436,910.67

Finding the Fourth Proportional to 7,140,096.05, 10,710,518.09 and 5,436,910.67

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Solution

The fourth proportional to 7,140,096.05, 10,710,518.09 and 5,436,910.67 is: 8,155,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,096.05 : 10,710,518.09 = 5,436,910.67 : x
  2. Step 2: Convert to fraction form
    7,140,096.05/10,710,518.09 = 5,436,910.67/x
  3. Step 3: Cross multiply
    7,140,096.05x = 10,710,518.09 × 5,436,910.67
  4. Step 4: Simplify right side
    7,140,096.05x = 58,232,130,004,011.88
  5. Step 5: Solve for x
    x = 58,232,130,004,011.88/7,140,096.05
  6. Step 6: Final answer
    x = 8,155,650.80

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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.