Home / 28,060,676.33-38,721,801.98-15,501,175.43

Finding the Fourth Proportional to 28,060,676.33, 38,721,801.98 and 15,501,175.43

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Solution

The fourth proportional to 28,060,676.33, 38,721,801.98 and 15,501,175.43 is: 21,390,555.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060,676.33 : 38,721,801.98 = 15,501,175.43 : x
  2. Step 2: Convert to fraction form
    28,060,676.33/38,721,801.98 = 15,501,175.43/x
  3. Step 3: Cross multiply
    28,060,676.33x = 38,721,801.98 × 15,501,175.43
  4. Step 4: Simplify right side
    28,060,676.33x = 600,233,445,186,586.50
  5. Step 5: Solve for x
    x = 600,233,445,186,586.50/28,060,676.33
  6. Step 6: Final answer
    x = 21,390,555.18

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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.