Home / 10,752,001.70-16,128,002.55-4,768,369.70

Finding the Fourth Proportional to 10,752,001.70, 16,128,002.55 and 4,768,369.70

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Solution

The fourth proportional to 10,752,001.70, 16,128,002.55 and 4,768,369.70 is: 7,152,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,001.70 : 16,128,002.55 = 4,768,369.70 : x
  2. Step 2: Convert to fraction form
    10,752,001.70/16,128,002.55 = 4,768,369.70/x
  3. Step 3: Cross multiply
    10,752,001.70x = 16,128,002.55 × 4,768,369.70
  4. Step 4: Simplify right side
    10,752,001.70x = 76,904,278,680,942.73
  5. Step 5: Solve for x
    x = 76,904,278,680,942.73/10,752,001.70
  6. Step 6: Final answer
    x = 7,152,554.55

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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.