Home / 54,075,296.58-81,112,945.82-13,134,459.86

Finding the Fourth Proportional to 54,075,296.58, 81,112,945.82 and 13,134,459.86

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Solution

The fourth proportional to 54,075,296.58, 81,112,945.82 and 13,134,459.86 is: 19,701,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075,296.58 : 81,112,945.82 = 13,134,459.86 : x
  2. Step 2: Convert to fraction form
    54,075,296.58/81,112,945.82 = 13,134,459.86/x
  3. Step 3: Cross multiply
    54,075,296.58x = 81,112,945.82 × 13,134,459.86
  4. Step 4: Simplify right side
    54,075,296.58x = 1,065,374,730,999,144.62
  5. Step 5: Solve for x
    x = 1,065,374,730,999,144.62/54,075,296.58
  6. Step 6: Final answer
    x = 19,701,690.02

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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.