Home / 8,632,539.78-11,912,903.10-4,765,059.93

Finding the Fourth Proportional to 8,632,539.78, 11,912,903.10 and 4,765,059.93

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Solution

The fourth proportional to 8,632,539.78, 11,912,903.10 and 4,765,059.93 is: 6,575,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,539.78 : 11,912,903.10 = 4,765,059.93 : x
  2. Step 2: Convert to fraction form
    8,632,539.78/11,912,903.10 = 4,765,059.93/x
  3. Step 3: Cross multiply
    8,632,539.78x = 11,912,903.10 × 4,765,059.93
  4. Step 4: Simplify right side
    8,632,539.78x = 56,765,697,211,782.78
  5. Step 5: Solve for x
    x = 56,765,697,211,782.78/8,632,539.78
  6. Step 6: Final answer
    x = 6,575,781.71

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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.