Home / 54,075,347.80-81,113,022.73-13,134,511.09

Finding the Fourth Proportional to 54,075,347.80, 81,113,022.73 and 13,134,511.09

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Solution

The fourth proportional to 54,075,347.80, 81,113,022.73 and 13,134,511.09 is: 19,701,766.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075,347.80 : 81,113,022.73 = 13,134,511.09 : x
  2. Step 2: Convert to fraction form
    54,075,347.80/81,113,022.73 = 13,134,511.09/x
  3. Step 3: Cross multiply
    54,075,347.80x = 81,113,022.73 × 13,134,511.09
  4. Step 4: Simplify right side
    54,075,347.80x = 1,065,379,896,347,733.50
  5. Step 5: Solve for x
    x = 1,065,379,896,347,733.50/54,075,347.80
  6. Step 6: Final answer
    x = 19,701,766.88

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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.