Home / 22,946,172.56-31,664,516.02-12,630,880.88

Finding the Fourth Proportional to 22,946,172.56, 31,664,516.02 and 12,630,880.88

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Solution

The fourth proportional to 22,946,172.56, 31,664,516.02 and 12,630,880.88 is: 17,429,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946,172.56 : 31,664,516.02 = 12,630,880.88 : x
  2. Step 2: Convert to fraction form
    22,946,172.56/31,664,516.02 = 12,630,880.88/x
  3. Step 3: Cross multiply
    22,946,172.56x = 31,664,516.02 × 12,630,880.88
  4. Step 4: Simplify right side
    22,946,172.56x = 399,950,729,971,471.69
  5. Step 5: Solve for x
    x = 399,950,729,971,471.69/22,946,172.56
  6. Step 6: Final answer
    x = 17,429,953.90

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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.