Home / 6,312,401.60-9,462,381.60-3,118,020.80

Finding the Fourth Proportional to 6,312,401.60, 9,462,381.60 and 3,118,020.80

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Solution

The fourth proportional to 6,312,401.60, 9,462,381.60 and 3,118,020.80 is: 4,673,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,401.60 : 9,462,381.60 = 3,118,020.80 : x
  2. Step 2: Convert to fraction form
    6,312,401.60/9,462,381.60 = 3,118,020.80/x
  3. Step 3: Cross multiply
    6,312,401.60x = 9,462,381.60 × 3,118,020.80
  4. Step 4: Simplify right side
    6,312,401.60x = 29,503,902,646,337.28
  5. Step 5: Solve for x
    x = 29,503,902,646,337.28/6,312,401.60
  6. Step 6: Final answer
    x = 4,673,958.43

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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.