Home / 52,012,410.30-71,825,374.35-38,936,969.10

Finding the Fourth Proportional to 52,012,410.30, 71,825,374.35 and 38,936,969.10

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Solution

The fourth proportional to 52,012,410.30, 71,825,374.35 and 38,936,969.10 is: 53,769,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,012,410.30 : 71,825,374.35 = 38,936,969.10 : x
  2. Step 2: Convert to fraction form
    52,012,410.30/71,825,374.35 = 38,936,969.10/x
  3. Step 3: Cross multiply
    52,012,410.30x = 71,825,374.35 × 38,936,969.10
  4. Step 4: Simplify right side
    52,012,410.30x = 2,796,662,381,661,882.50
  5. Step 5: Solve for x
    x = 2,796,662,381,661,882.50/52,012,410.30
  6. Step 6: Final answer
    x = 53,769,136.36

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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.