Home / 25,890,788.94-38,842,506.45-8,618,956.44

Finding the Fourth Proportional to 25,890,788.94, 38,842,506.45 and 8,618,956.44

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Solution

The fourth proportional to 25,890,788.94, 38,842,506.45 and 8,618,956.44 is: 12,930,539.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890,788.94 : 38,842,506.45 = 8,618,956.44 : x
  2. Step 2: Convert to fraction form
    25,890,788.94/38,842,506.45 = 8,618,956.44/x
  3. Step 3: Cross multiply
    25,890,788.94x = 38,842,506.45 × 8,618,956.44
  4. Step 4: Simplify right side
    25,890,788.94x = 334,781,871,112,969.06
  5. Step 5: Solve for x
    x = 334,781,871,112,969.06/25,890,788.94
  6. Step 6: Final answer
    x = 12,930,539.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.