Home / 6,308,999.28-8,706,828.51-3,660,389.19

Finding the Fourth Proportional to 6,308,999.28, 8,706,828.51 and 3,660,389.19

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Solution

The fourth proportional to 6,308,999.28, 8,706,828.51 and 3,660,389.19 is: 5,051,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,999.28 : 8,706,828.51 = 3,660,389.19 : x
  2. Step 2: Convert to fraction form
    6,308,999.28/8,706,828.51 = 3,660,389.19/x
  3. Step 3: Cross multiply
    6,308,999.28x = 8,706,828.51 × 3,660,389.19
  4. Step 4: Simplify right side
    6,308,999.28x = 31,870,380,957,187.80
  5. Step 5: Solve for x
    x = 31,870,380,957,187.80/6,308,999.28
  6. Step 6: Final answer
    x = 5,051,574.67

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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.