Home / 25,393,281.78-35,042,934.72-13,790,928.30

Finding the Fourth Proportional to 25,393,281.78, 35,042,934.72 and 13,790,928.30

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Solution

The fourth proportional to 25,393,281.78, 35,042,934.72 and 13,790,928.30 is: 19,031,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393,281.78 : 35,042,934.72 = 13,790,928.30 : x
  2. Step 2: Convert to fraction form
    25,393,281.78/35,042,934.72 = 13,790,928.30/x
  3. Step 3: Cross multiply
    25,393,281.78x = 35,042,934.72 × 13,790,928.30
  4. Step 4: Simplify right side
    25,393,281.78x = 483,274,600,145,100.56
  5. Step 5: Solve for x
    x = 483,274,600,145,100.56/25,393,281.78
  6. Step 6: Final answer
    x = 19,031,592.86

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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.