Home / 28,788,144.64-43,189,779.87-10,345,951.64

Finding the Fourth Proportional to 28,788,144.64, 43,189,779.87 and 10,345,951.64

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Solution

The fourth proportional to 28,788,144.64, 43,189,779.87 and 10,345,951.64 is: 15,521,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788,144.64 : 43,189,779.87 = 10,345,951.64 : x
  2. Step 2: Convert to fraction form
    28,788,144.64/43,189,779.87 = 10,345,951.64/x
  3. Step 3: Cross multiply
    28,788,144.64x = 43,189,779.87 × 10,345,951.64
  4. Step 4: Simplify right side
    28,788,144.64x = 446,839,373,985,239.94
  5. Step 5: Solve for x
    x = 446,839,373,985,239.94/28,788,144.64
  6. Step 6: Final answer
    x = 15,521,645.44

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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.