Home / 9,992,189.69-14,965,584.10-7,819,675.48

Finding the Fourth Proportional to 9,992,189.69, 14,965,584.10 and 7,819,675.48

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Solution

The fourth proportional to 9,992,189.69, 14,965,584.10 and 7,819,675.48 is: 11,711,748.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,189.69 : 14,965,584.10 = 7,819,675.48 : x
  2. Step 2: Convert to fraction form
    9,992,189.69/14,965,584.10 = 7,819,675.48/x
  3. Step 3: Cross multiply
    9,992,189.69x = 14,965,584.10 × 7,819,675.48
  4. Step 4: Simplify right side
    9,992,189.69x = 117,026,011,030,647.88
  5. Step 5: Solve for x
    x = 117,026,011,030,647.88/9,992,189.69
  6. Step 6: Final answer
    x = 11,711,748.34

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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.