Home / 47,934,111.63-71,901,692.34-13,855,752.75

Finding the Fourth Proportional to 47,934,111.63, 71,901,692.34 and 13,855,752.75

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Solution

The fourth proportional to 47,934,111.63, 71,901,692.34 and 13,855,752.75 is: 20,783,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,111.63 : 71,901,692.34 = 13,855,752.75 : x
  2. Step 2: Convert to fraction form
    47,934,111.63/71,901,692.34 = 13,855,752.75/x
  3. Step 3: Cross multiply
    47,934,111.63x = 71,901,692.34 × 13,855,752.75
  4. Step 4: Simplify right side
    47,934,111.63x = 996,252,071,369,609
  5. Step 5: Solve for x
    x = 996,252,071,369,609/47,934,111.63
  6. Step 6: Final answer
    x = 20,783,780.85

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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.