Home / 13,864,668.34-19,126,794.81-8,971,470.04

Finding the Fourth Proportional to 13,864,668.34, 19,126,794.81 and 8,971,470.04

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Solution

The fourth proportional to 13,864,668.34, 19,126,794.81 and 8,971,470.04 is: 12,376,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,668.34 : 19,126,794.81 = 8,971,470.04 : x
  2. Step 2: Convert to fraction form
    13,864,668.34/19,126,794.81 = 8,971,470.04/x
  3. Step 3: Cross multiply
    13,864,668.34x = 19,126,794.81 × 8,971,470.04
  4. Step 4: Simplify right side
    13,864,668.34x = 171,595,466,599,142.47
  5. Step 5: Solve for x
    x = 171,595,466,599,142.47/13,864,668.34
  6. Step 6: Final answer
    x = 12,376,456.64

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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.