Home / 10,651,973.70-15,977,960.55-8,880,503.70

Finding the Fourth Proportional to 10,651,973.70, 15,977,960.55 and 8,880,503.70

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Solution

The fourth proportional to 10,651,973.70, 15,977,960.55 and 8,880,503.70 is: 13,320,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,973.70 : 15,977,960.55 = 8,880,503.70 : x
  2. Step 2: Convert to fraction form
    10,651,973.70/15,977,960.55 = 8,880,503.70/x
  3. Step 3: Cross multiply
    10,651,973.70x = 15,977,960.55 × 8,880,503.70
  4. Step 4: Simplify right side
    10,651,973.70x = 141,892,337,782,729.03
  5. Step 5: Solve for x
    x = 141,892,337,782,729.03/10,651,973.70
  6. Step 6: Final answer
    x = 13,320,755.55

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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.