Home / 16,673,909.40-25,008,531.30-5,315,506.20

Finding the Fourth Proportional to 16,673,909.40, 25,008,531.30 and 5,315,506.20

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Solution

The fourth proportional to 16,673,909.40, 25,008,531.30 and 5,315,506.20 is: 7,972,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673,909.40 : 25,008,531.30 = 5,315,506.20 : x
  2. Step 2: Convert to fraction form
    16,673,909.40/25,008,531.30 = 5,315,506.20/x
  3. Step 3: Cross multiply
    16,673,909.40x = 25,008,531.30 × 5,315,506.20
  4. Step 4: Simplify right side
    16,673,909.40x = 132,933,003,178,044.06
  5. Step 5: Solve for x
    x = 132,933,003,178,044.06/16,673,909.40
  6. Step 6: Final answer
    x = 7,972,515.62

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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.