Home / 6,912,002.35-10,368,003.53-6,408,117.55

Finding the Fourth Proportional to 6,912,002.35, 10,368,003.53 and 6,408,117.55

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Solution

The fourth proportional to 6,912,002.35, 10,368,003.53 and 6,408,117.55 is: 9,612,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,002.35 : 10,368,003.53 = 6,408,117.55 : x
  2. Step 2: Convert to fraction form
    6,912,002.35/10,368,003.53 = 6,408,117.55/x
  3. Step 3: Cross multiply
    6,912,002.35x = 10,368,003.53 × 6,408,117.55
  4. Step 4: Simplify right side
    6,912,002.35x = 66,439,385,379,054.95
  5. Step 5: Solve for x
    x = 66,439,385,379,054.95/6,912,002.35
  6. Step 6: Final answer
    x = 9,612,176.33

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1.5x scale

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.