Home / 8,786,309.60-13,175,527.80-3,991,530.80

Finding the Fourth Proportional to 8,786,309.60, 13,175,527.80 and 3,991,530.80

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Solution

The fourth proportional to 8,786,309.60, 13,175,527.80 and 3,991,530.80 is: 5,985,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786,309.60 : 13,175,527.80 = 3,991,530.80 : x
  2. Step 2: Convert to fraction form
    8,786,309.60/13,175,527.80 = 3,991,530.80/x
  3. Step 3: Cross multiply
    8,786,309.60x = 13,175,527.80 × 3,991,530.80
  4. Step 4: Simplify right side
    8,786,309.60x = 52,590,525,019,956.24
  5. Step 5: Solve for x
    x = 52,590,525,019,956.24/8,786,309.60
  6. Step 6: Final answer
    x = 5,985,507.84

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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.