Home / 12,823,254.27-17,695,559.45-7,021,936.05

Finding the Fourth Proportional to 12,823,254.27, 17,695,559.45 and 7,021,936.05

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Solution

The fourth proportional to 12,823,254.27, 17,695,559.45 and 7,021,936.05 is: 9,689,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823,254.27 : 17,695,559.45 = 7,021,936.05 : x
  2. Step 2: Convert to fraction form
    12,823,254.27/17,695,559.45 = 7,021,936.05/x
  3. Step 3: Cross multiply
    12,823,254.27x = 17,695,559.45 × 7,021,936.05
  4. Step 4: Simplify right side
    12,823,254.27x = 124,257,086,791,763.48
  5. Step 5: Solve for x
    x = 124,257,086,791,763.48/12,823,254.27
  6. Step 6: Final answer
    x = 9,689,980.73

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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.