Home / 8,076,628.75-12,122,923.65-3,530,814.79

Finding the Fourth Proportional to 8,076,628.75, 12,122,923.65 and 3,530,814.79

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Solution

The fourth proportional to 8,076,628.75, 12,122,923.65 and 3,530,814.79 is: 5,299,710.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,628.75 : 12,122,923.65 = 3,530,814.79 : x
  2. Step 2: Convert to fraction form
    8,076,628.75/12,122,923.65 = 3,530,814.79/x
  3. Step 3: Cross multiply
    8,076,628.75x = 12,122,923.65 × 3,530,814.79
  4. Step 4: Simplify right side
    8,076,628.75x = 42,803,798,121,460.79
  5. Step 5: Solve for x
    x = 42,803,798,121,460.79/8,076,628.75
  6. Step 6: Final answer
    x = 5,299,710.99

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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.