Home / 10,984,939.40-16,477,409.10-6,494,904.20

Finding the Fourth Proportional to 10,984,939.40, 16,477,409.10 and 6,494,904.20

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Solution

The fourth proportional to 10,984,939.40, 16,477,409.10 and 6,494,904.20 is: 9,742,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984,939.40 : 16,477,409.10 = 6,494,904.20 : x
  2. Step 2: Convert to fraction form
    10,984,939.40/16,477,409.10 = 6,494,904.20/x
  3. Step 3: Cross multiply
    10,984,939.40x = 16,477,409.10 × 6,494,904.20
  4. Step 4: Simplify right side
    10,984,939.40x = 107,019,193,568,708.22
  5. Step 5: Solve for x
    x = 107,019,193,568,708.22/10,984,939.40
  6. Step 6: Final answer
    x = 9,742,356.30

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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.