Home / 10,295,391.81-15,443,197.89-3,106,990.11

Finding the Fourth Proportional to 10,295,391.81, 15,443,197.89 and 3,106,990.11

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Solution

The fourth proportional to 10,295,391.81, 15,443,197.89 and 3,106,990.11 is: 4,660,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,391.81 : 15,443,197.89 = 3,106,990.11 : x
  2. Step 2: Convert to fraction form
    10,295,391.81/15,443,197.89 = 3,106,990.11/x
  3. Step 3: Cross multiply
    10,295,391.81x = 15,443,197.89 × 3,106,990.11
  4. Step 4: Simplify right side
    10,295,391.81x = 47,981,863,111,002.87
  5. Step 5: Solve for x
    x = 47,981,863,111,002.87/10,295,391.81
  6. Step 6: Final answer
    x = 4,660,518.41

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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.