Home / 9,020,958.58-12,436,879.89-7,166,527.12

Finding the Fourth Proportional to 9,020,958.58, 12,436,879.89 and 7,166,527.12

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Solution

The fourth proportional to 9,020,958.58, 12,436,879.89 and 7,166,527.12 is: 9,880,240.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020,958.58 : 12,436,879.89 = 7,166,527.12 : x
  2. Step 2: Convert to fraction form
    9,020,958.58/12,436,879.89 = 7,166,527.12/x
  3. Step 3: Cross multiply
    9,020,958.58x = 12,436,879.89 × 7,166,527.12
  4. Step 4: Simplify right side
    9,020,958.58x = 89,129,237,019,867.62
  5. Step 5: Solve for x
    x = 89,129,237,019,867.62/9,020,958.58
  6. Step 6: Final answer
    x = 9,880,240.14

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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.