Home / 13,567,955.31-18,723,895.34-7,373,000.79

Finding the Fourth Proportional to 13,567,955.31, 18,723,895.34 and 7,373,000.79

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Solution

The fourth proportional to 13,567,955.31, 18,723,895.34 and 7,373,000.79 is: 10,174,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567,955.31 : 18,723,895.34 = 7,373,000.79 : x
  2. Step 2: Convert to fraction form
    13,567,955.31/18,723,895.34 = 7,373,000.79/x
  3. Step 3: Cross multiply
    13,567,955.31x = 18,723,895.34 × 7,373,000.79
  4. Step 4: Simplify right side
    13,567,955.31x = 138,051,295,096,832.33
  5. Step 5: Solve for x
    x = 138,051,295,096,832.33/13,567,955.31
  6. Step 6: Final answer
    x = 10,174,804.67

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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.