Home / 10,745,194.80-16,117,792.20-3,172,148.40

Finding the Fourth Proportional to 10,745,194.80, 16,117,792.20 and 3,172,148.40

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Solution

The fourth proportional to 10,745,194.80, 16,117,792.20 and 3,172,148.40 is: 4,758,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,194.80 : 16,117,792.20 = 3,172,148.40 : x
  2. Step 2: Convert to fraction form
    10,745,194.80/16,117,792.20 = 3,172,148.40/x
  3. Step 3: Cross multiply
    10,745,194.80x = 16,117,792.20 × 3,172,148.40
  4. Step 4: Simplify right side
    10,745,194.80x = 51,128,028,738,762.48
  5. Step 5: Solve for x
    x = 51,128,028,738,762.48/10,745,194.80
  6. Step 6: Final answer
    x = 4,758,222.60

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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.