Home / 8,985,538.44-12,399,860.70-4,911,186.60

Finding the Fourth Proportional to 8,985,538.44, 12,399,860.70 and 4,911,186.60

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Solution

The fourth proportional to 8,985,538.44, 12,399,860.70 and 4,911,186.60 is: 6,777,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985,538.44 : 12,399,860.70 = 4,911,186.60 : x
  2. Step 2: Convert to fraction form
    8,985,538.44/12,399,860.70 = 4,911,186.60/x
  3. Step 3: Cross multiply
    8,985,538.44x = 12,399,860.70 × 4,911,186.60
  4. Step 4: Simplify right side
    8,985,538.44x = 60,898,029,711,706.61
  5. Step 5: Solve for x
    x = 60,898,029,711,706.61/8,985,538.44
  6. Step 6: Final answer
    x = 6,777,337.84

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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.