Home / 13,718,323.90-20,585,457.50-6,145,289.65

Finding the Fourth Proportional to 13,718,323.90, 20,585,457.50 and 6,145,289.65

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Solution

The fourth proportional to 13,718,323.90, 20,585,457.50 and 6,145,289.65 is: 9,221,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718,323.90 : 20,585,457.50 = 6,145,289.65 : x
  2. Step 2: Convert to fraction form
    13,718,323.90/20,585,457.50 = 6,145,289.65/x
  3. Step 3: Cross multiply
    13,718,323.90x = 20,585,457.50 × 6,145,289.65
  4. Step 4: Simplify right side
    13,718,323.90x = 126,503,598,886,940.89
  5. Step 5: Solve for x
    x = 126,503,598,886,940.89/13,718,323.90
  6. Step 6: Final answer
    x = 9,221,505.47

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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.