Home / 28,446,038.83-39,255,636.96-15,393,296.26

Finding the Fourth Proportional to 28,446,038.83, 39,255,636.96 and 15,393,296.26

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Solution

The fourth proportional to 28,446,038.83, 39,255,636.96 and 15,393,296.26 is: 21,242,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,038.83 : 39,255,636.96 = 15,393,296.26 : x
  2. Step 2: Convert to fraction form
    28,446,038.83/39,255,636.96 = 15,393,296.26/x
  3. Step 3: Cross multiply
    28,446,038.83x = 39,255,636.96 × 15,393,296.26
  4. Step 4: Simplify right side
    28,446,038.83x = 604,273,649,600,285.75
  5. Step 5: Solve for x
    x = 604,273,649,600,285.75/28,446,038.83
  6. Step 6: Final answer
    x = 21,242,804.78

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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.