Home / 28,050,725.10-38,707,051.73-16,287,694.10

Finding the Fourth Proportional to 28,050,725.10, 38,707,051.73 and 16,287,694.10

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Solution

The fourth proportional to 28,050,725.10, 38,707,051.73 and 16,287,694.10 is: 22,475,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050,725.10 : 38,707,051.73 = 16,287,694.10 : x
  2. Step 2: Convert to fraction form
    28,050,725.10/38,707,051.73 = 16,287,694.10/x
  3. Step 3: Cross multiply
    28,050,725.10x = 38,707,051.73 × 16,287,694.10
  4. Step 4: Simplify right side
    28,050,725.10x = 630,448,617,816,142.12
  5. Step 5: Solve for x
    x = 630,448,617,816,142.12/28,050,725.10
  6. Step 6: Final answer
    x = 22,475,305.56

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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.