Home / 11,271,813.98-15,556,570.60-6,312,144.28

Finding the Fourth Proportional to 11,271,813.98, 15,556,570.60 and 6,312,144.28

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Solution

The fourth proportional to 11,271,813.98, 15,556,570.60 and 6,312,144.28 is: 8,711,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271,813.98 : 15,556,570.60 = 6,312,144.28 : x
  2. Step 2: Convert to fraction form
    11,271,813.98/15,556,570.60 = 6,312,144.28/x
  3. Step 3: Cross multiply
    11,271,813.98x = 15,556,570.60 × 6,312,144.28
  4. Step 4: Simplify right side
    11,271,813.98x = 98,195,318,129,206.17
  5. Step 5: Solve for x
    x = 98,195,318,129,206.17/11,271,813.98
  6. Step 6: Final answer
    x = 8,711,580.79

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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.