Home / 54,126,443.85-74,622,231.36-42,999,855.36

Finding the Fourth Proportional to 54,126,443.85, 74,622,231.36 and 42,999,855.36

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Solution

The fourth proportional to 54,126,443.85, 74,622,231.36 and 42,999,855.36 is: 59,282,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126,443.85 : 74,622,231.36 = 42,999,855.36 : x
  2. Step 2: Convert to fraction form
    54,126,443.85/74,622,231.36 = 42,999,855.36/x
  3. Step 3: Cross multiply
    54,126,443.85x = 74,622,231.36 × 42,999,855.36
  4. Step 4: Simplify right side
    54,126,443.85x = 3,208,745,155,120,456
  5. Step 5: Solve for x
    x = 3,208,745,155,120,456/54,126,443.85
  6. Step 6: Final answer
    x = 59,282,393.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.