Home / 87,685,368.60-131,528,052.90-36,550,392.60

Finding the Fourth Proportional to 87,685,368.60, 131,528,052.90 and 36,550,392.60

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Solution

The fourth proportional to 87,685,368.60, 131,528,052.90 and 36,550,392.60 is: 54,825,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,685,368.60 : 131,528,052.90 = 36,550,392.60 : x
  2. Step 2: Convert to fraction form
    87,685,368.60/131,528,052.90 = 36,550,392.60/x
  3. Step 3: Cross multiply
    87,685,368.60x = 131,528,052.90 × 36,550,392.60
  4. Step 4: Simplify right side
    87,685,368.60x = 4,807,401,971,408,569
  5. Step 5: Solve for x
    x = 4,807,401,971,408,569/87,685,368.60
  6. Step 6: Final answer
    x = 54,825,588.90

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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.