Home / 28,118,030.82-38,787,267.15-16,355,974.24

Finding the Fourth Proportional to 28,118,030.82, 38,787,267.15 and 16,355,974.24

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Solution

The fourth proportional to 28,118,030.82, 38,787,267.15 and 16,355,974.24 is: 22,562,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,118,030.82 : 38,787,267.15 = 16,355,974.24 : x
  2. Step 2: Convert to fraction form
    28,118,030.82/38,787,267.15 = 16,355,974.24/x
  3. Step 3: Cross multiply
    28,118,030.82x = 38,787,267.15 × 16,355,974.24
  4. Step 4: Simplify right side
    28,118,030.82x = 634,403,542,393,882.25
  5. Step 5: Solve for x
    x = 634,403,542,393,882.25/28,118,030.82
  6. Step 6: Final answer
    x = 22,562,161.15

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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.