Home / 10,874,404.20-16,311,606.30-7,291,223.40

Finding the Fourth Proportional to 10,874,404.20, 16,311,606.30 and 7,291,223.40

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Solution

The fourth proportional to 10,874,404.20, 16,311,606.30 and 7,291,223.40 is: 10,936,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874,404.20 : 16,311,606.30 = 7,291,223.40 : x
  2. Step 2: Convert to fraction form
    10,874,404.20/16,311,606.30 = 7,291,223.40/x
  3. Step 3: Cross multiply
    10,874,404.20x = 16,311,606.30 × 7,291,223.40
  4. Step 4: Simplify right side
    10,874,404.20x = 118,931,565,546,147.44
  5. Step 5: Solve for x
    x = 118,931,565,546,147.44/10,874,404.20
  6. Step 6: Final answer
    x = 10,936,835.10

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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.