Home / 25,958,945.95-35,827,840.52-15,645,680.89

Finding the Fourth Proportional to 25,958,945.95, 35,827,840.52 and 15,645,680.89

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Solution

The fourth proportional to 25,958,945.95, 35,827,840.52 and 15,645,680.89 is: 21,593,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,958,945.95 : 35,827,840.52 = 15,645,680.89 : x
  2. Step 2: Convert to fraction form
    25,958,945.95/35,827,840.52 = 15,645,680.89/x
  3. Step 3: Cross multiply
    25,958,945.95x = 35,827,840.52 × 15,645,680.89
  4. Step 4: Simplify right side
    25,958,945.95x = 560,550,959,644,604.88
  5. Step 5: Solve for x
    x = 560,550,959,644,604.88/25,958,945.95
  6. Step 6: Final answer
    x = 21,593,748.87

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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.