Home / 23,185,915.20-34,778,872.80-11,706,789.60

Finding the Fourth Proportional to 23,185,915.20, 34,778,872.80 and 11,706,789.60

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Solution

The fourth proportional to 23,185,915.20, 34,778,872.80 and 11,706,789.60 is: 17,560,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,915.20 : 34,778,872.80 = 11,706,789.60 : x
  2. Step 2: Convert to fraction form
    23,185,915.20/34,778,872.80 = 11,706,789.60/x
  3. Step 3: Cross multiply
    23,185,915.20x = 34,778,872.80 × 11,706,789.60
  4. Step 4: Simplify right side
    23,185,915.20x = 407,148,946,394,762.81
  5. Step 5: Solve for x
    x = 407,148,946,394,762.81/23,185,915.20
  6. Step 6: Final answer
    x = 17,560,184.40

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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.