Home / 30,051,105.35-45,076,658.03-7,332,002.60

Finding the Fourth Proportional to 30,051,105.35, 45,076,658.03 and 7,332,002.60

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Solution

The fourth proportional to 30,051,105.35, 45,076,658.03 and 7,332,002.60 is: 10,998,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051,105.35 : 45,076,658.03 = 7,332,002.60 : x
  2. Step 2: Convert to fraction form
    30,051,105.35/45,076,658.03 = 7,332,002.60/x
  3. Step 3: Cross multiply
    30,051,105.35x = 45,076,658.03 × 7,332,002.60
  4. Step 4: Simplify right side
    30,051,105.35x = 330,502,173,838,610.81
  5. Step 5: Solve for x
    x = 330,502,173,838,610.81/30,051,105.35
  6. Step 6: Final answer
    x = 10,998,003.90

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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.