Home / 38,331,069.68-52,896,602.30-20,927,414.36

Finding the Fourth Proportional to 38,331,069.68, 52,896,602.30 and 20,927,414.36

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Solution

The fourth proportional to 38,331,069.68, 52,896,602.30 and 20,927,414.36 is: 28,879,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331,069.68 : 52,896,602.30 = 20,927,414.36 : x
  2. Step 2: Convert to fraction form
    38,331,069.68/52,896,602.30 = 20,927,414.36/x
  3. Step 3: Cross multiply
    38,331,069.68x = 52,896,602.30 × 20,927,414.36
  4. Step 4: Simplify right side
    38,331,069.68x = 1,106,989,114,568,228.88
  5. Step 5: Solve for x
    x = 1,106,989,114,568,228.88/38,331,069.68
  6. Step 6: Final answer
    x = 28,879,682.30

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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.