Home / 25,455,009.82-38,186,101.53-8,177,417.26

Finding the Fourth Proportional to 25,455,009.82, 38,186,101.53 and 8,177,417.26

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Solution

The fourth proportional to 25,455,009.82, 38,186,101.53 and 8,177,417.26 is: 12,267,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455,009.82 : 38,186,101.53 = 8,177,417.26 : x
  2. Step 2: Convert to fraction form
    25,455,009.82/38,186,101.53 = 8,177,417.26/x
  3. Step 3: Cross multiply
    25,455,009.82x = 38,186,101.53 × 8,177,417.26
  4. Step 4: Simplify right side
    25,455,009.82x = 312,263,685,743,534.44
  5. Step 5: Solve for x
    x = 312,263,685,743,534.44/25,455,009.82
  6. Step 6: Final answer
    x = 12,267,278.15

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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.