Home / 12,949,540.10-19,424,310.15-10,430,116.10

Finding the Fourth Proportional to 12,949,540.10, 19,424,310.15 and 10,430,116.10

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Solution

The fourth proportional to 12,949,540.10, 19,424,310.15 and 10,430,116.10 is: 15,645,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,540.10 : 19,424,310.15 = 10,430,116.10 : x
  2. Step 2: Convert to fraction form
    12,949,540.10/19,424,310.15 = 10,430,116.10/x
  3. Step 3: Cross multiply
    12,949,540.10x = 19,424,310.15 × 10,430,116.10
  4. Step 4: Simplify right side
    12,949,540.10x = 202,597,810,026,908.41
  5. Step 5: Solve for x
    x = 202,597,810,026,908.41/12,949,540.10
  6. Step 6: Final answer
    x = 15,645,174.15

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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.