Home / 9,936,028.40-14,904,042.60-8,140,938.80

Finding the Fourth Proportional to 9,936,028.40, 14,904,042.60 and 8,140,938.80

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Solution

The fourth proportional to 9,936,028.40, 14,904,042.60 and 8,140,938.80 is: 12,211,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936,028.40 : 14,904,042.60 = 8,140,938.80 : x
  2. Step 2: Convert to fraction form
    9,936,028.40/14,904,042.60 = 8,140,938.80/x
  3. Step 3: Cross multiply
    9,936,028.40x = 14,904,042.60 × 8,140,938.80
  4. Step 4: Simplify right side
    9,936,028.40x = 121,332,898,679,192.88
  5. Step 5: Solve for x
    x = 121,332,898,679,192.88/9,936,028.40
  6. Step 6: Final answer
    x = 12,211,408.20

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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.