Home / 4,920,909.40-7,381,364.10-4,495,756.60

Finding the Fourth Proportional to 4,920,909.40, 7,381,364.10 and 4,495,756.60

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Solution

The fourth proportional to 4,920,909.40, 7,381,364.10 and 4,495,756.60 is: 6,743,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,909.40 : 7,381,364.10 = 4,495,756.60 : x
  2. Step 2: Convert to fraction form
    4,920,909.40/7,381,364.10 = 4,495,756.60/x
  3. Step 3: Cross multiply
    4,920,909.40x = 7,381,364.10 × 4,495,756.60
  4. Step 4: Simplify right side
    4,920,909.40x = 33,184,816,369,578.05
  5. Step 5: Solve for x
    x = 33,184,816,369,578.05/4,920,909.40
  6. Step 6: Final answer
    x = 6,743,634.90

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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.