Home / 22,946,117.66-31,664,440.40-12,630,825.98

Finding the Fourth Proportional to 22,946,117.66, 31,664,440.40 and 12,630,825.98

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Solution

The fourth proportional to 22,946,117.66, 31,664,440.40 and 12,630,825.98 is: 17,429,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946,117.66 : 31,664,440.40 = 12,630,825.98 : x
  2. Step 2: Convert to fraction form
    22,946,117.66/31,664,440.40 = 12,630,825.98/x
  3. Step 3: Cross multiply
    22,946,117.66x = 31,664,440.40 × 12,630,825.98
  4. Step 4: Simplify right side
    22,946,117.66x = 399,948,036,446,481.56
  5. Step 5: Solve for x
    x = 399,948,036,446,481.56/22,946,117.66
  6. Step 6: Final answer
    x = 17,429,878.22

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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.