Home / 8,910,557.20-13,365,835.80-2,606,813.20

Finding the Fourth Proportional to 8,910,557.20, 13,365,835.80 and 2,606,813.20

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Solution

The fourth proportional to 8,910,557.20, 13,365,835.80 and 2,606,813.20 is: 3,910,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,557.20 : 13,365,835.80 = 2,606,813.20 : x
  2. Step 2: Convert to fraction form
    8,910,557.20/13,365,835.80 = 2,606,813.20/x
  3. Step 3: Cross multiply
    8,910,557.20x = 13,365,835.80 × 2,606,813.20
  4. Step 4: Simplify right side
    8,910,557.20x = 34,842,237,192,472.56
  5. Step 5: Solve for x
    x = 34,842,237,192,472.56/8,910,557.20
  6. Step 6: Final answer
    x = 3,910,219.80

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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.