Home / 51,446,470.21-70,994,289.92-29,118,977.15

Finding the Fourth Proportional to 51,446,470.21, 70,994,289.92 and 29,118,977.15

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Solution

The fourth proportional to 51,446,470.21, 70,994,289.92 and 29,118,977.15 is: 40,183,147.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,446,470.21 : 70,994,289.92 = 29,118,977.15 : x
  2. Step 2: Convert to fraction form
    51,446,470.21/70,994,289.92 = 29,118,977.15/x
  3. Step 3: Cross multiply
    51,446,470.21x = 70,994,289.92 × 29,118,977.15
  4. Step 4: Simplify right side
    51,446,470.21x = 2,067,281,105,460,389.25
  5. Step 5: Solve for x
    x = 2,067,281,105,460,389.25/51,446,470.21
  6. Step 6: Final answer
    x = 40,183,147.59

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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.