Home / 51,001,272-76,501,861.26-15,986,638.16

Finding the Fourth Proportional to 51,001,272, 76,501,861.26 and 15,986,638.16

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Solution

The fourth proportional to 51,001,272, 76,501,861.26 and 15,986,638.16 is: 23,979,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,001,272 : 76,501,861.26 = 15,986,638.16 : x
  2. Step 2: Convert to fraction form
    51,001,272/76,501,861.26 = 15,986,638.16/x
  3. Step 3: Cross multiply
    51,001,272x = 76,501,861.26 × 15,986,638.16
  4. Step 4: Simplify right side
    51,001,272x = 1,223,007,574,374,564.25
  5. Step 5: Solve for x
    x = 1,223,007,574,374,564.25/51,001,272
  6. Step 6: Final answer
    x = 23,979,942.59

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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.