Home / 38,484,450.40-57,719,458.40-19,310,059.12

Finding the Fourth Proportional to 38,484,450.40, 57,719,458.40 and 19,310,059.12

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Solution

The fourth proportional to 38,484,450.40, 57,719,458.40 and 19,310,059.12 is: 28,961,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484,450.40 : 57,719,458.40 = 19,310,059.12 : x
  2. Step 2: Convert to fraction form
    38,484,450.40/57,719,458.40 = 19,310,059.12/x
  3. Step 3: Cross multiply
    38,484,450.40x = 57,719,458.40 × 19,310,059.12
  4. Step 4: Simplify right side
    38,484,450.40x = 1,114,566,154,078,380.62
  5. Step 5: Solve for x
    x = 1,114,566,154,078,380.62/38,484,450.40
  6. Step 6: Final answer
    x = 28,961,467.36

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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.