Home / 36,693,628.65-55,040,442.98-19,687,516.65

Finding the Fourth Proportional to 36,693,628.65, 55,040,442.98 and 19,687,516.65

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Solution

The fourth proportional to 36,693,628.65, 55,040,442.98 and 19,687,516.65 is: 29,531,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693,628.65 : 55,040,442.98 = 19,687,516.65 : x
  2. Step 2: Convert to fraction form
    36,693,628.65/55,040,442.98 = 19,687,516.65/x
  3. Step 3: Cross multiply
    36,693,628.65x = 55,040,442.98 × 19,687,516.65
  4. Step 4: Simplify right side
    36,693,628.65x = 1,083,609,637,493,688
  5. Step 5: Solve for x
    x = 1,083,609,637,493,688/36,693,628.65
  6. Step 6: Final answer
    x = 29,531,274.98

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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.