Home / 11,172,800.40-16,759,200.60-9,968,200.80

Finding the Fourth Proportional to 11,172,800.40, 16,759,200.60 and 9,968,200.80

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Solution

The fourth proportional to 11,172,800.40, 16,759,200.60 and 9,968,200.80 is: 14,952,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172,800.40 : 16,759,200.60 = 9,968,200.80 : x
  2. Step 2: Convert to fraction form
    11,172,800.40/16,759,200.60 = 9,968,200.80/x
  3. Step 3: Cross multiply
    11,172,800.40x = 16,759,200.60 × 9,968,200.80
  4. Step 4: Simplify right side
    11,172,800.40x = 167,059,076,828,280.50
  5. Step 5: Solve for x
    x = 167,059,076,828,280.50/11,172,800.40
  6. Step 6: Final answer
    x = 14,952,301.20

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Double scale
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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.