Home / 13,611,256.94-18,783,297.04-7,416,354.93

Finding the Fourth Proportional to 13,611,256.94, 18,783,297.04 and 7,416,354.93

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Solution

The fourth proportional to 13,611,256.94, 18,783,297.04 and 7,416,354.93 is: 10,234,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,256.94 : 18,783,297.04 = 7,416,354.93 : x
  2. Step 2: Convert to fraction form
    13,611,256.94/18,783,297.04 = 7,416,354.93/x
  3. Step 3: Cross multiply
    13,611,256.94x = 18,783,297.04 × 7,416,354.93
  4. Step 4: Simplify right side
    13,611,256.94x = 139,303,597,567,176.62
  5. Step 5: Solve for x
    x = 139,303,597,567,176.62/13,611,256.94
  6. Step 6: Final answer
    x = 10,234,440.37

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1.5x scale

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.