Home / 10,008,340.92-15,006,823.74-3,939,786.36

Finding the Fourth Proportional to 10,008,340.92, 15,006,823.74 and 3,939,786.36

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Solution

The fourth proportional to 10,008,340.92, 15,006,823.74 and 3,939,786.36 is: 5,907,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008,340.92 : 15,006,823.74 = 3,939,786.36 : x
  2. Step 2: Convert to fraction form
    10,008,340.92/15,006,823.74 = 3,939,786.36/x
  3. Step 3: Cross multiply
    10,008,340.92x = 15,006,823.74 × 3,939,786.36
  4. Step 4: Simplify right side
    10,008,340.92x = 59,123,679,477,776.19
  5. Step 5: Solve for x
    x = 59,123,679,477,776.19/10,008,340.92
  6. Step 6: Final answer
    x = 5,907,440.60

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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.