Home / 15,463,668.05-21,339,911.60-8,588,149.91

Finding the Fourth Proportional to 15,463,668.05, 21,339,911.60 and 8,588,149.91

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Solution

The fourth proportional to 15,463,668.05, 21,339,911.60 and 8,588,149.91 is: 11,851,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463,668.05 : 21,339,911.60 = 8,588,149.91 : x
  2. Step 2: Convert to fraction form
    15,463,668.05/21,339,911.60 = 8,588,149.91/x
  3. Step 3: Cross multiply
    15,463,668.05x = 21,339,911.60 × 8,588,149.91
  4. Step 4: Simplify right side
    15,463,668.05x = 183,270,359,737,307.62
  5. Step 5: Solve for x
    x = 183,270,359,737,307.62/15,463,668.05
  6. Step 6: Final answer
    x = 11,851,674.47

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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.