Home / 11,948,288.40-16,483,820.76-6,915,727.62

Finding the Fourth Proportional to 11,948,288.40, 16,483,820.76 and 6,915,727.62

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Solution

The fourth proportional to 11,948,288.40, 16,483,820.76 and 6,915,727.62 is: 9,540,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948,288.40 : 16,483,820.76 = 6,915,727.62 : x
  2. Step 2: Convert to fraction form
    11,948,288.40/16,483,820.76 = 6,915,727.62/x
  3. Step 3: Cross multiply
    11,948,288.40x = 16,483,820.76 × 6,915,727.62
  4. Step 4: Simplify right side
    11,948,288.40x = 113,997,614,513,061.39
  5. Step 5: Solve for x
    x = 113,997,614,513,061.39/11,948,288.40
  6. Step 6: Final answer
    x = 9,540,915.88

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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.