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Finding the Fourth Proportional to 5,890,277.80, 8,835,416.70 and 4,295,954.80

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Solution

The fourth proportional to 5,890,277.80, 8,835,416.70 and 4,295,954.80 is: 6,443,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,277.80 : 8,835,416.70 = 4,295,954.80 : x
  2. Step 2: Convert to fraction form
    5,890,277.80/8,835,416.70 = 4,295,954.80/x
  3. Step 3: Cross multiply
    5,890,277.80x = 8,835,416.70 × 4,295,954.80
  4. Step 4: Simplify right side
    5,890,277.80x = 37,956,550,782,365.16
  5. Step 5: Solve for x
    x = 37,956,550,782,365.16/5,890,277.80
  6. Step 6: Final answer
    x = 6,443,932.20

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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.