Home / 28,969,328.40-43,453,992.60-14,586,838.80

Finding the Fourth Proportional to 28,969,328.40, 43,453,992.60 and 14,586,838.80

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Solution

The fourth proportional to 28,969,328.40, 43,453,992.60 and 14,586,838.80 is: 21,880,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,969,328.40 : 43,453,992.60 = 14,586,838.80 : x
  2. Step 2: Convert to fraction form
    28,969,328.40/43,453,992.60 = 14,586,838.80/x
  3. Step 3: Cross multiply
    28,969,328.40x = 43,453,992.60 × 14,586,838.80
  4. Step 4: Simplify right side
    28,969,328.40x = 633,856,385,272,592.88
  5. Step 5: Solve for x
    x = 633,856,385,272,592.88/28,969,328.40
  6. Step 6: Final answer
    x = 21,880,258.20

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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.