Home / 21,366,087.60-32,048,353.80-8,583,121.20

Finding the Fourth Proportional to 21,366,087.60, 32,048,353.80 and 8,583,121.20

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Solution

The fourth proportional to 21,366,087.60, 32,048,353.80 and 8,583,121.20 is: 12,874,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366,087.60 : 32,048,353.80 = 8,583,121.20 : x
  2. Step 2: Convert to fraction form
    21,366,087.60/32,048,353.80 = 8,583,121.20/x
  3. Step 3: Cross multiply
    21,366,087.60x = 32,048,353.80 × 8,583,121.20
  4. Step 4: Simplify right side
    21,366,087.60x = 275,074,904,925,880.53
  5. Step 5: Solve for x
    x = 275,074,904,925,880.53/21,366,087.60
  6. Step 6: Final answer
    x = 12,874,369.42

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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.