Home / 12,140,225.55-18,177,706.51-9,247,813.81

Finding the Fourth Proportional to 12,140,225.55, 18,177,706.51 and 9,247,813.81

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Solution

The fourth proportional to 12,140,225.55, 18,177,706.51 and 9,247,813.81 is: 13,846,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,140,225.55 : 18,177,706.51 = 9,247,813.81 : x
  2. Step 2: Convert to fraction form
    12,140,225.55/18,177,706.51 = 9,247,813.81/x
  3. Step 3: Cross multiply
    12,140,225.55x = 18,177,706.51 × 9,247,813.81
  4. Step 4: Simplify right side
    12,140,225.55x = 168,104,045,296,907.50
  5. Step 5: Solve for x
    x = 168,104,045,296,907.50/12,140,225.55
  6. Step 6: Final answer
    x = 13,846,863.44

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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.