Home / 54,263,140.80-81,394,711.20-46,956,811.20

Finding the Fourth Proportional to 54,263,140.80, 81,394,711.20 and 46,956,811.20

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Solution

The fourth proportional to 54,263,140.80, 81,394,711.20 and 46,956,811.20 is: 70,435,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,263,140.80 : 81,394,711.20 = 46,956,811.20 : x
  2. Step 2: Convert to fraction form
    54,263,140.80/81,394,711.20 = 46,956,811.20/x
  3. Step 3: Cross multiply
    54,263,140.80x = 81,394,711.20 × 46,956,811.20
  4. Step 4: Simplify right side
    54,263,140.80x = 3,822,036,086,496,926
  5. Step 5: Solve for x
    x = 3,822,036,086,496,926/54,263,140.80
  6. Step 6: Final answer
    x = 70,435,216.80

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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.