Home / 55,297,874.40-82,946,811.60-14,912,440.80

Finding the Fourth Proportional to 55,297,874.40, 82,946,811.60 and 14,912,440.80

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Solution

The fourth proportional to 55,297,874.40, 82,946,811.60 and 14,912,440.80 is: 22,368,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,297,874.40 : 82,946,811.60 = 14,912,440.80 : x
  2. Step 2: Convert to fraction form
    55,297,874.40/82,946,811.60 = 14,912,440.80/x
  3. Step 3: Cross multiply
    55,297,874.40x = 82,946,811.60 × 14,912,440.80
  4. Step 4: Simplify right side
    55,297,874.40x = 1,236,939,417,533,753.25
  5. Step 5: Solve for x
    x = 1,236,939,417,533,753.25/55,297,874.40
  6. Step 6: Final answer
    x = 22,368,661.20

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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.