Home / 13,230,014.20-19,845,021.30-4,255,473.40

Finding the Fourth Proportional to 13,230,014.20, 19,845,021.30 and 4,255,473.40

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Solution

The fourth proportional to 13,230,014.20, 19,845,021.30 and 4,255,473.40 is: 6,383,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,014.20 : 19,845,021.30 = 4,255,473.40 : x
  2. Step 2: Convert to fraction form
    13,230,014.20/19,845,021.30 = 4,255,473.40/x
  3. Step 3: Cross multiply
    13,230,014.20x = 19,845,021.30 × 4,255,473.40
  4. Step 4: Simplify right side
    13,230,014.20x = 84,449,960,264,583.44
  5. Step 5: Solve for x
    x = 84,449,960,264,583.44/13,230,014.20
  6. Step 6: Final answer
    x = 6,383,210.10

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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.