Home / 11,706,820.67-16,155,845.08-6,408,886.98

Finding the Fourth Proportional to 11,706,820.67, 16,155,845.08 and 6,408,886.98

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Solution

The fourth proportional to 11,706,820.67, 16,155,845.08 and 6,408,886.98 is: 8,844,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,706,820.67 : 16,155,845.08 = 6,408,886.98 : x
  2. Step 2: Convert to fraction form
    11,706,820.67/16,155,845.08 = 6,408,886.98/x
  3. Step 3: Cross multiply
    11,706,820.67x = 16,155,845.08 × 6,408,886.98
  4. Step 4: Simplify right side
    11,706,820.67x = 103,540,985,168,086.86
  5. Step 5: Solve for x
    x = 103,540,985,168,086.86/11,706,820.67
  6. Step 6: Final answer
    x = 8,844,500.83

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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.