Home / 12,698,384.59-17,524,001.59-7,192,902.54

Finding the Fourth Proportional to 12,698,384.59, 17,524,001.59 and 7,192,902.54

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Solution

The fourth proportional to 12,698,384.59, 17,524,001.59 and 7,192,902.54 is: 9,926,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698,384.59 : 17,524,001.59 = 7,192,902.54 : x
  2. Step 2: Convert to fraction form
    12,698,384.59/17,524,001.59 = 7,192,902.54/x
  3. Step 3: Cross multiply
    12,698,384.59x = 17,524,001.59 × 7,192,902.54
  4. Step 4: Simplify right side
    12,698,384.59x = 126,048,435,529,692.77
  5. Step 5: Solve for x
    x = 126,048,435,529,692.77/12,698,384.59
  6. Step 6: Final answer
    x = 9,926,336.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.