Home / 25,786,449.40-38,693,670.90-10,641,911.80

Finding the Fourth Proportional to 25,786,449.40, 38,693,670.90 and 10,641,911.80

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Solution

The fourth proportional to 25,786,449.40, 38,693,670.90 and 10,641,911.80 is: 15,968,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786,449.40 : 38,693,670.90 = 10,641,911.80 : x
  2. Step 2: Convert to fraction form
    25,786,449.40/38,693,670.90 = 10,641,911.80/x
  3. Step 3: Cross multiply
    25,786,449.40x = 38,693,670.90 × 10,641,911.80
  4. Step 4: Simplify right side
    25,786,449.40x = 411,774,632,936,026.62
  5. Step 5: Solve for x
    x = 411,774,632,936,026.62/25,786,449.40
  6. Step 6: Final answer
    x = 15,968,644.09

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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.