Home / 14,095,074.40-21,142,611.60-12,471,445.60

Finding the Fourth Proportional to 14,095,074.40, 21,142,611.60 and 12,471,445.60

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Solution

The fourth proportional to 14,095,074.40, 21,142,611.60 and 12,471,445.60 is: 18,707,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,074.40 : 21,142,611.60 = 12,471,445.60 : x
  2. Step 2: Convert to fraction form
    14,095,074.40/21,142,611.60 = 12,471,445.60/x
  3. Step 3: Cross multiply
    14,095,074.40x = 21,142,611.60 × 12,471,445.60
  4. Step 4: Simplify right side
    14,095,074.40x = 263,678,930,411,328.97
  5. Step 5: Solve for x
    x = 263,678,930,411,328.97/14,095,074.40
  6. Step 6: Final answer
    x = 18,707,168.40

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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.