Home / 13,484,090.88-18,609,867.88-7,604,932.56

Finding the Fourth Proportional to 13,484,090.88, 18,609,867.88 and 7,604,932.56

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Solution

The fourth proportional to 13,484,090.88, 18,609,867.88 and 7,604,932.56 is: 10,495,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,090.88 : 18,609,867.88 = 7,604,932.56 : x
  2. Step 2: Convert to fraction form
    13,484,090.88/18,609,867.88 = 7,604,932.56/x
  3. Step 3: Cross multiply
    13,484,090.88x = 18,609,867.88 × 7,604,932.56
  4. Step 4: Simplify right side
    13,484,090.88x = 141,526,790,177,910.16
  5. Step 5: Solve for x
    x = 141,526,790,177,910.16/13,484,090.88
  6. Step 6: Final answer
    x = 10,495,834.79

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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.