Home / 11,122,359.40-16,683,539.10-4,732,820.20

Finding the Fourth Proportional to 11,122,359.40, 16,683,539.10 and 4,732,820.20

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Solution

The fourth proportional to 11,122,359.40, 16,683,539.10 and 4,732,820.20 is: 7,099,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,359.40 : 16,683,539.10 = 4,732,820.20 : x
  2. Step 2: Convert to fraction form
    11,122,359.40/16,683,539.10 = 4,732,820.20/x
  3. Step 3: Cross multiply
    11,122,359.40x = 16,683,539.10 × 4,732,820.20
  4. Step 4: Simplify right side
    11,122,359.40x = 78,960,190,859,969.83
  5. Step 5: Solve for x
    x = 78,960,190,859,969.83/11,122,359.40
  6. Step 6: Final answer
    x = 7,099,230.30

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Similar ratio
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1.5x scale

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.