Home / 28,849,344.64-43,205,320.82-16,693,189.45

Finding the Fourth Proportional to 28,849,344.64, 43,205,320.82 and 16,693,189.45

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Solution

The fourth proportional to 28,849,344.64, 43,205,320.82 and 16,693,189.45 is: 25,000,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849,344.64 : 43,205,320.82 = 16,693,189.45 : x
  2. Step 2: Convert to fraction form
    28,849,344.64/43,205,320.82 = 16,693,189.45/x
  3. Step 3: Cross multiply
    28,849,344.64x = 43,205,320.82 × 16,693,189.45
  4. Step 4: Simplify right side
    28,849,344.64x = 721,234,605,630,009
  5. Step 5: Solve for x
    x = 721,234,605,630,009/28,849,344.64
  6. Step 6: Final answer
    x = 25,000,034.31

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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.