Home / 82,809,747.69-114,275,966.96-45,133,249.50

Finding the Fourth Proportional to 82,809,747.69, 114,275,966.96 and 45,133,249.50

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Solution

The fourth proportional to 82,809,747.69, 114,275,966.96 and 45,133,249.50 is: 62,283,075.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,809,747.69 : 114,275,966.96 = 45,133,249.50 : x
  2. Step 2: Convert to fraction form
    82,809,747.69/114,275,966.96 = 45,133,249.50/x
  3. Step 3: Cross multiply
    82,809,747.69x = 114,275,966.96 × 45,133,249.50
  4. Step 4: Simplify right side
    82,809,747.69x = 5,157,645,728,433,770
  5. Step 5: Solve for x
    x = 5,157,645,728,433,770/82,809,747.69
  6. Step 6: Final answer
    x = 62,283,075.03

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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.