Home / 12,070,408.96-16,656,832.20-6,637,900.96

Finding the Fourth Proportional to 12,070,408.96, 16,656,832.20 and 6,637,900.96

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Solution

The fourth proportional to 12,070,408.96, 16,656,832.20 and 6,637,900.96 is: 9,160,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,408.96 : 16,656,832.20 = 6,637,900.96 : x
  2. Step 2: Convert to fraction form
    12,070,408.96/16,656,832.20 = 6,637,900.96/x
  3. Step 3: Cross multiply
    12,070,408.96x = 16,656,832.20 × 6,637,900.96
  4. Step 4: Simplify right side
    12,070,408.96x = 110,566,402,450,938.91
  5. Step 5: Solve for x
    x = 110,566,402,450,938.91/12,070,408.96
  6. Step 6: Final answer
    x = 9,160,120.66

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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.