Home / 27,443,974.21-37,872,327.07-15,683,108.77

Finding the Fourth Proportional to 27,443,974.21, 37,872,327.07 and 15,683,108.77

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Solution

The fourth proportional to 27,443,974.21, 37,872,327.07 and 15,683,108.77 is: 21,642,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443,974.21 : 37,872,327.07 = 15,683,108.77 : x
  2. Step 2: Convert to fraction form
    27,443,974.21/37,872,327.07 = 15,683,108.77/x
  3. Step 3: Cross multiply
    27,443,974.21x = 37,872,327.07 × 15,683,108.77
  4. Step 4: Simplify right side
    27,443,974.21x = 593,955,824,811,825.38
  5. Step 5: Solve for x
    x = 593,955,824,811,825.38/27,443,974.21
  6. Step 6: Final answer
    x = 21,642,485.90

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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.