Home / 18,208,479.34-25,127,408.37-9,948,364.30

Finding the Fourth Proportional to 18,208,479.34, 25,127,408.37 and 9,948,364.30

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Solution

The fourth proportional to 18,208,479.34, 25,127,408.37 and 9,948,364.30 is: 13,728,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,479.34 : 25,127,408.37 = 9,948,364.30 : x
  2. Step 2: Convert to fraction form
    18,208,479.34/25,127,408.37 = 9,948,364.30/x
  3. Step 3: Cross multiply
    18,208,479.34x = 25,127,408.37 × 9,948,364.30
  4. Step 4: Simplify right side
    18,208,479.34x = 249,976,612,379,629.22
  5. Step 5: Solve for x
    x = 249,976,612,379,629.22/18,208,479.34
  6. Step 6: Final answer
    x = 13,728,582.59

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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.