Home / 53,192,049.18-79,788,095.64-12,802,533.18

Finding the Fourth Proportional to 53,192,049.18, 79,788,095.64 and 12,802,533.18

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Solution

The fourth proportional to 53,192,049.18, 79,788,095.64 and 12,802,533.18 is: 19,203,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,192,049.18 : 79,788,095.64 = 12,802,533.18 : x
  2. Step 2: Convert to fraction form
    53,192,049.18/79,788,095.64 = 12,802,533.18/x
  3. Step 3: Cross multiply
    53,192,049.18x = 79,788,095.64 × 12,802,533.18
  4. Step 4: Simplify right side
    53,192,049.18x = 1,021,489,741,800,113.38
  5. Step 5: Solve for x
    x = 1,021,489,741,800,113.38/53,192,049.18
  6. Step 6: Final answer
    x = 19,203,805.03

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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.