Home / 12,823,271.99-17,695,583.84-7,021,953.77

Finding the Fourth Proportional to 12,823,271.99, 17,695,583.84 and 7,021,953.77

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Solution

The fourth proportional to 12,823,271.99, 17,695,583.84 and 7,021,953.77 is: 9,690,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823,271.99 : 17,695,583.84 = 7,021,953.77 : x
  2. Step 2: Convert to fraction form
    12,823,271.99/17,695,583.84 = 7,021,953.77/x
  3. Step 3: Cross multiply
    12,823,271.99x = 17,695,583.84 × 7,021,953.77
  4. Step 4: Simplify right side
    12,823,271.99x = 124,257,571,534,051.39
  5. Step 5: Solve for x
    x = 124,257,571,534,051.39/12,823,271.99
  6. Step 6: Final answer
    x = 9,690,005.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.