Home / 27,708,890.80-41,563,336.20-8,537,940.40

Finding the Fourth Proportional to 27,708,890.80, 41,563,336.20 and 8,537,940.40

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Solution

The fourth proportional to 27,708,890.80, 41,563,336.20 and 8,537,940.40 is: 12,806,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708,890.80 : 41,563,336.20 = 8,537,940.40 : x
  2. Step 2: Convert to fraction form
    27,708,890.80/41,563,336.20 = 8,537,940.40/x
  3. Step 3: Cross multiply
    27,708,890.80x = 41,563,336.20 × 8,537,940.40
  4. Step 4: Simplify right side
    27,708,890.80x = 354,865,287,300,762.50
  5. Step 5: Solve for x
    x = 354,865,287,300,762.50/27,708,890.80
  6. Step 6: Final answer
    x = 12,806,910.60

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1.5x scale

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.