Home / 9,987,000.40-14,955,156.60-5,494,200.40

Finding the Fourth Proportional to 9,987,000.40, 14,955,156.60 and 5,494,200.40

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Solution

The fourth proportional to 9,987,000.40, 14,955,156.60 and 5,494,200.40 is: 8,227,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,000.40 : 14,955,156.60 = 5,494,200.40 : x
  2. Step 2: Convert to fraction form
    9,987,000.40/14,955,156.60 = 5,494,200.40/x
  3. Step 3: Cross multiply
    9,987,000.40x = 14,955,156.60 × 5,494,200.40
  4. Step 4: Simplify right side
    9,987,000.40x = 82,166,627,373,782.64
  5. Step 5: Solve for x
    x = 82,166,627,373,782.64/9,987,000.40
  6. Step 6: Final answer
    x = 8,227,357.97

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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.