Home / 15,133,959.24-20,885,307.96-8,258,884.96

Finding the Fourth Proportional to 15,133,959.24, 20,885,307.96 and 8,258,884.96

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Solution

The fourth proportional to 15,133,959.24, 20,885,307.96 and 8,258,884.96 is: 11,397,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133,959.24 : 20,885,307.96 = 8,258,884.96 : x
  2. Step 2: Convert to fraction form
    15,133,959.24/20,885,307.96 = 8,258,884.96/x
  3. Step 3: Cross multiply
    15,133,959.24x = 20,885,307.96 × 8,258,884.96
  4. Step 4: Simplify right side
    15,133,959.24x = 172,489,355,795,812.28
  5. Step 5: Solve for x
    x = 172,489,355,795,812.28/15,133,959.24
  6. Step 6: Final answer
    x = 11,397,503.66

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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.