Home / 13,604,702.88-20,406,927.36-5,515,755.64

Finding the Fourth Proportional to 13,604,702.88, 20,406,927.36 and 5,515,755.64

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Solution

The fourth proportional to 13,604,702.88, 20,406,927.36 and 5,515,755.64 is: 8,273,581.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,702.88 : 20,406,927.36 = 5,515,755.64 : x
  2. Step 2: Convert to fraction form
    13,604,702.88/20,406,927.36 = 5,515,755.64/x
  3. Step 3: Cross multiply
    13,604,702.88x = 20,406,927.36 × 5,515,755.64
  4. Step 4: Simplify right side
    13,604,702.88x = 112,559,624,680,990.30
  5. Step 5: Solve for x
    x = 112,559,624,680,990.30/13,604,702.88
  6. Step 6: Final answer
    x = 8,273,581.99

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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.