Home / 14,339,021.57-21,487,668.34-8,862,423.65

Finding the Fourth Proportional to 14,339,021.57, 21,487,668.34 and 8,862,423.65

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Solution

The fourth proportional to 14,339,021.57, 21,487,668.34 and 8,862,423.65 is: 13,280,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,021.57 : 21,487,668.34 = 8,862,423.65 : x
  2. Step 2: Convert to fraction form
    14,339,021.57/21,487,668.34 = 8,862,423.65/x
  3. Step 3: Cross multiply
    14,339,021.57x = 21,487,668.34 × 8,862,423.65
  4. Step 4: Simplify right side
    14,339,021.57x = 190,432,820,079,772.25
  5. Step 5: Solve for x
    x = 190,432,820,079,772.25/14,339,021.57
  6. Step 6: Final answer
    x = 13,280,740.19

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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.