Home / 16,915,028.40-23,342,750.94-9,180,070.56

Finding the Fourth Proportional to 16,915,028.40, 23,342,750.94 and 9,180,070.56

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Solution

The fourth proportional to 16,915,028.40, 23,342,750.94 and 9,180,070.56 is: 12,668,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,028.40 : 23,342,750.94 = 9,180,070.56 : x
  2. Step 2: Convert to fraction form
    16,915,028.40/23,342,750.94 = 9,180,070.56/x
  3. Step 3: Cross multiply
    16,915,028.40x = 23,342,750.94 × 9,180,070.56
  4. Step 4: Simplify right side
    16,915,028.40x = 214,288,100,693,706.34
  5. Step 5: Solve for x
    x = 214,288,100,693,706.34/16,915,028.40
  6. Step 6: Final answer
    x = 12,668,503.75

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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.