Home / 8,880,003.40-13,320,005.10-3,200,801.80

Finding the Fourth Proportional to 8,880,003.40, 13,320,005.10 and 3,200,801.80

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Solution

The fourth proportional to 8,880,003.40, 13,320,005.10 and 3,200,801.80 is: 4,801,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,003.40 : 13,320,005.10 = 3,200,801.80 : x
  2. Step 2: Convert to fraction form
    8,880,003.40/13,320,005.10 = 3,200,801.80/x
  3. Step 3: Cross multiply
    8,880,003.40x = 13,320,005.10 × 3,200,801.80
  4. Step 4: Simplify right side
    8,880,003.40x = 42,634,696,300,089.18
  5. Step 5: Solve for x
    x = 42,634,696,300,089.18/8,880,003.40
  6. Step 6: Final answer
    x = 4,801,202.70

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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.