Home / 61,721,863.65-92,401,176.74-41,200,683.21

Finding the Fourth Proportional to 61,721,863.65, 92,401,176.74 and 41,200,683.21

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Solution

The fourth proportional to 61,721,863.65, 92,401,176.74 and 41,200,683.21 is: 61,679,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,721,863.65 : 92,401,176.74 = 41,200,683.21 : x
  2. Step 2: Convert to fraction form
    61,721,863.65/92,401,176.74 = 41,200,683.21/x
  3. Step 3: Cross multiply
    61,721,863.65x = 92,401,176.74 × 41,200,683.21
  4. Step 4: Simplify right side
    61,721,863.65x = 3,806,991,610,889,957
  5. Step 5: Solve for x
    x = 3,806,991,610,889,957/61,721,863.65
  6. Step 6: Final answer
    x = 61,679,790.37

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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.