Home / 17,068,909.80-25,603,364.70-4,938,768.98

Finding the Fourth Proportional to 17,068,909.80, 25,603,364.70 and 4,938,768.98

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Solution

The fourth proportional to 17,068,909.80, 25,603,364.70 and 4,938,768.98 is: 7,408,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,068,909.80 : 25,603,364.70 = 4,938,768.98 : x
  2. Step 2: Convert to fraction form
    17,068,909.80/25,603,364.70 = 4,938,768.98/x
  3. Step 3: Cross multiply
    17,068,909.80x = 25,603,364.70 × 4,938,768.98
  4. Step 4: Simplify right side
    17,068,909.80x = 126,449,103,235,970.17
  5. Step 5: Solve for x
    x = 126,449,103,235,970.17/17,068,909.80
  6. Step 6: Final answer
    x = 7,408,153.46

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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.