Home / 5,529,109.63-7,630,206.71-3,081,875.86

Finding the Fourth Proportional to 5,529,109.63, 7,630,206.71 and 3,081,875.86

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Solution

The fourth proportional to 5,529,109.63, 7,630,206.71 and 3,081,875.86 is: 4,253,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529,109.63 : 7,630,206.71 = 3,081,875.86 : x
  2. Step 2: Convert to fraction form
    5,529,109.63/7,630,206.71 = 3,081,875.86/x
  3. Step 3: Cross multiply
    5,529,109.63x = 7,630,206.71 × 3,081,875.86
  4. Step 4: Simplify right side
    5,529,109.63x = 23,515,349,835,912.68
  5. Step 5: Solve for x
    x = 23,515,349,835,912.68/5,529,109.63
  6. Step 6: Final answer
    x = 4,253,008.42

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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.