Home / 45,388,745.28-68,093,877.96-13,039,866

Finding the Fourth Proportional to 45,388,745.28, 68,093,877.96 and 13,039,866

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Solution

The fourth proportional to 45,388,745.28, 68,093,877.96 and 13,039,866 is: 19,562,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,388,745.28 : 68,093,877.96 = 13,039,866 : x
  2. Step 2: Convert to fraction form
    45,388,745.28/68,093,877.96 = 13,039,866/x
  3. Step 3: Cross multiply
    45,388,745.28x = 68,093,877.96 × 13,039,866
  4. Step 4: Simplify right side
    45,388,745.28x = 887,935,044,018,753.25
  5. Step 5: Solve for x
    x = 887,935,044,018,753.25/45,388,745.28
  6. Step 6: Final answer
    x = 19,562,890.28

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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.