Home / 13,645,817.30-18,829,004.67-8,063,287.02

Finding the Fourth Proportional to 13,645,817.30, 18,829,004.67 and 8,063,287.02

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Solution

The fourth proportional to 13,645,817.30, 18,829,004.67 and 8,063,287.02 is: 11,126,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,817.30 : 18,829,004.67 = 8,063,287.02 : x
  2. Step 2: Convert to fraction form
    13,645,817.30/18,829,004.67 = 8,063,287.02/x
  3. Step 3: Cross multiply
    13,645,817.30x = 18,829,004.67 × 8,063,287.02
  4. Step 4: Simplify right side
    13,645,817.30x = 151,823,668,955,130.38
  5. Step 5: Solve for x
    x = 151,823,668,955,130.38/13,645,817.30
  6. Step 6: Final answer
    x = 11,126,022.40

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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.