Home / 52,004,570.20-77,950,868.10-19,643,968.60

Finding the Fourth Proportional to 52,004,570.20, 77,950,868.10 and 19,643,968.60

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Solution

The fourth proportional to 52,004,570.20, 77,950,868.10 and 19,643,968.60 is: 29,444,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004,570.20 : 77,950,868.10 = 19,643,968.60 : x
  2. Step 2: Convert to fraction form
    52,004,570.20/77,950,868.10 = 19,643,968.60/x
  3. Step 3: Cross multiply
    52,004,570.20x = 77,950,868.10 × 19,643,968.60
  4. Step 4: Simplify right side
    52,004,570.20x = 1,531,264,405,299,141.75
  5. Step 5: Solve for x
    x = 1,531,264,405,299,141.75/52,004,570.20
  6. Step 6: Final answer
    x = 29,444,804.55

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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.