Home / 9,987,000.90-14,955,157.35-5,494,200.90

Finding the Fourth Proportional to 9,987,000.90, 14,955,157.35 and 5,494,200.90

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Solution

The fourth proportional to 9,987,000.90, 14,955,157.35 and 5,494,200.90 is: 8,227,358.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,000.90 : 14,955,157.35 = 5,494,200.90 : x
  2. Step 2: Convert to fraction form
    9,987,000.90/14,955,157.35 = 5,494,200.90/x
  3. Step 3: Cross multiply
    9,987,000.90x = 14,955,157.35 × 5,494,200.90
  4. Step 4: Simplify right side
    9,987,000.90x = 82,166,638,972,011.62
  5. Step 5: Solve for x
    x = 82,166,638,972,011.62/9,987,000.90
  6. Step 6: Final answer
    x = 8,227,358.72

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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.