Home / 19,522,849.69-29,286,216.78-7,230,102.67

Finding the Fourth Proportional to 19,522,849.69, 29,286,216.78 and 7,230,102.67

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Solution

The fourth proportional to 19,522,849.69, 29,286,216.78 and 7,230,102.67 is: 10,845,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522,849.69 : 29,286,216.78 = 7,230,102.67 : x
  2. Step 2: Convert to fraction form
    19,522,849.69/29,286,216.78 = 7,230,102.67/x
  3. Step 3: Cross multiply
    19,522,849.69x = 29,286,216.78 × 7,230,102.67
  4. Step 4: Simplify right side
    19,522,849.69x = 211,742,354,135,276.81
  5. Step 5: Solve for x
    x = 211,742,354,135,276.81/19,522,849.69
  6. Step 6: Final answer
    x = 10,845,873.30

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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.