Home / 7,240,520.11-10,860,637.70-2,922,455.67

Finding the Fourth Proportional to 7,240,520.11, 10,860,637.70 and 2,922,455.67

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Solution

The fourth proportional to 7,240,520.11, 10,860,637.70 and 2,922,455.67 is: 4,383,626.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,520.11 : 10,860,637.70 = 2,922,455.67 : x
  2. Step 2: Convert to fraction form
    7,240,520.11/10,860,637.70 = 2,922,455.67/x
  3. Step 3: Cross multiply
    7,240,520.11x = 10,860,637.70 × 2,922,455.67
  4. Step 4: Simplify right side
    7,240,520.11x = 31,739,732,233,486.90
  5. Step 5: Solve for x
    x = 31,739,732,233,486.90/7,240,520.11
  6. Step 6: Final answer
    x = 4,383,626.01

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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.