Home / 7,240,697.28-10,860,903.90-2,922,632.64

Finding the Fourth Proportional to 7,240,697.28, 10,860,903.90 and 2,922,632.64

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Solution

The fourth proportional to 7,240,697.28, 10,860,903.90 and 2,922,632.64 is: 4,383,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,697.28 : 10,860,903.90 = 2,922,632.64 : x
  2. Step 2: Convert to fraction form
    7,240,697.28/10,860,903.90 = 2,922,632.64/x
  3. Step 3: Cross multiply
    7,240,697.28x = 10,860,903.90 × 2,922,632.64
  4. Step 4: Simplify right side
    7,240,697.28x = 31,742,432,238,043.30
  5. Step 5: Solve for x
    x = 31,742,432,238,043.30/7,240,697.28
  6. Step 6: Final answer
    x = 4,383,891.64

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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.