Home / 15,170,241-20,929,971.13-9,283,738.67

Finding the Fourth Proportional to 15,170,241, 20,929,971.13 and 9,283,738.67

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Solution

The fourth proportional to 15,170,241, 20,929,971.13 and 9,283,738.67 is: 12,808,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,241 : 20,929,971.13 = 9,283,738.67 : x
  2. Step 2: Convert to fraction form
    15,170,241/20,929,971.13 = 9,283,738.67/x
  3. Step 3: Cross multiply
    15,170,241x = 20,929,971.13 × 9,283,738.67
  4. Step 4: Simplify right side
    15,170,241x = 194,308,382,341,564.59
  5. Step 5: Solve for x
    x = 194,308,382,341,564.59/15,170,241
  6. Step 6: Final answer
    x = 12,808,523.10

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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.