Home / 6,391,808.60-9,587,712.90-4,003,021.40

Finding the Fourth Proportional to 6,391,808.60, 9,587,712.90 and 4,003,021.40

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Solution

The fourth proportional to 6,391,808.60, 9,587,712.90 and 4,003,021.40 is: 6,004,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,808.60 : 9,587,712.90 = 4,003,021.40 : x
  2. Step 2: Convert to fraction form
    6,391,808.60/9,587,712.90 = 4,003,021.40/x
  3. Step 3: Cross multiply
    6,391,808.60x = 9,587,712.90 × 4,003,021.40
  4. Step 4: Simplify right side
    6,391,808.60x = 38,379,819,915,756.06
  5. Step 5: Solve for x
    x = 38,379,819,915,756.06/6,391,808.60
  6. Step 6: Final answer
    x = 6,004,532.10

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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.