Home / 27,946,801.20-41,920,201.80-8,779,495.80

Finding the Fourth Proportional to 27,946,801.20, 41,920,201.80 and 8,779,495.80

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Solution

The fourth proportional to 27,946,801.20, 41,920,201.80 and 8,779,495.80 is: 13,169,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946,801.20 : 41,920,201.80 = 8,779,495.80 : x
  2. Step 2: Convert to fraction form
    27,946,801.20/41,920,201.80 = 8,779,495.80/x
  3. Step 3: Cross multiply
    27,946,801.20x = 41,920,201.80 × 8,779,495.80
  4. Step 4: Simplify right side
    27,946,801.20x = 368,038,235,638,252.44
  5. Step 5: Solve for x
    x = 368,038,235,638,252.44/27,946,801.20
  6. Step 6: Final answer
    x = 13,169,243.70

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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.