Home / 13,475,333.10-20,212,999.65-5,384,307.90

Finding the Fourth Proportional to 13,475,333.10, 20,212,999.65 and 5,384,307.90

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Solution

The fourth proportional to 13,475,333.10, 20,212,999.65 and 5,384,307.90 is: 8,076,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,333.10 : 20,212,999.65 = 5,384,307.90 : x
  2. Step 2: Convert to fraction form
    13,475,333.10/20,212,999.65 = 5,384,307.90/x
  3. Step 3: Cross multiply
    13,475,333.10x = 20,212,999.65 × 5,384,307.90
  4. Step 4: Simplify right side
    13,475,333.10x = 108,833,013,698,192.23
  5. Step 5: Solve for x
    x = 108,833,013,698,192.23/13,475,333.10
  6. Step 6: Final answer
    x = 8,076,461.85

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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.