Home / 25,361,216.40-34,998,491.30-13,758,776.80

Finding the Fourth Proportional to 25,361,216.40, 34,998,491.30 and 13,758,776.80

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Solution

The fourth proportional to 25,361,216.40, 34,998,491.30 and 13,758,776.80 is: 18,987,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361,216.40 : 34,998,491.30 = 13,758,776.80 : x
  2. Step 2: Convert to fraction form
    25,361,216.40/34,998,491.30 = 13,758,776.80/x
  3. Step 3: Cross multiply
    25,361,216.40x = 34,998,491.30 × 13,758,776.80
  4. Step 4: Simplify right side
    25,361,216.40x = 481,536,430,133,441.81
  5. Step 5: Solve for x
    x = 481,536,430,133,441.81/25,361,216.40
  6. Step 6: Final answer
    x = 18,987,118.86

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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.