Home / 54,075,294.59-81,112,942.82-13,134,457.86

Finding the Fourth Proportional to 54,075,294.59, 81,112,942.82 and 13,134,457.86

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Solution

The fourth proportional to 54,075,294.59, 81,112,942.82 and 13,134,457.86 is: 19,701,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075,294.59 : 81,112,942.82 = 13,134,457.86 : x
  2. Step 2: Convert to fraction form
    54,075,294.59/81,112,942.82 = 13,134,457.86/x
  3. Step 3: Cross multiply
    54,075,294.59x = 81,112,942.82 × 13,134,457.86
  4. Step 4: Simplify right side
    54,075,294.59x = 1,065,374,529,098,542.12
  5. Step 5: Solve for x
    x = 1,065,374,529,098,542.12/54,075,294.59
  6. Step 6: Final answer
    x = 19,701,687.01

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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.