Home / 15,862,501.96-21,890,176.50-8,986,969.24

Finding the Fourth Proportional to 15,862,501.96, 21,890,176.50 and 8,986,969.24

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Solution

The fourth proportional to 15,862,501.96, 21,890,176.50 and 8,986,969.24 is: 12,401,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,862,501.96 : 21,890,176.50 = 8,986,969.24 : x
  2. Step 2: Convert to fraction form
    15,862,501.96/21,890,176.50 = 8,986,969.24/x
  3. Step 3: Cross multiply
    15,862,501.96x = 21,890,176.50 × 8,986,969.24
  4. Step 4: Simplify right side
    15,862,501.96x = 196,726,342,863,670.88
  5. Step 5: Solve for x
    x = 196,726,342,863,670.88/15,862,501.96
  6. Step 6: Final answer
    x = 12,401,974.38

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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.