Home / 25,743,670.90-38,615,506.35-13,608,445.30

Finding the Fourth Proportional to 25,743,670.90, 38,615,506.35 and 13,608,445.30

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Solution

The fourth proportional to 25,743,670.90, 38,615,506.35 and 13,608,445.30 is: 20,412,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743,670.90 : 38,615,506.35 = 13,608,445.30 : x
  2. Step 2: Convert to fraction form
    25,743,670.90/38,615,506.35 = 13,608,445.30/x
  3. Step 3: Cross multiply
    25,743,670.90x = 38,615,506.35 × 13,608,445.30
  4. Step 4: Simplify right side
    25,743,670.90x = 525,497,005,895,777.69
  5. Step 5: Solve for x
    x = 525,497,005,895,777.69/25,743,670.90
  6. Step 6: Final answer
    x = 20,412,667.95

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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.