Home / 12,603,930.10-18,905,895.15-10,084,506.10

Finding the Fourth Proportional to 12,603,930.10, 18,905,895.15 and 10,084,506.10

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Solution

The fourth proportional to 12,603,930.10, 18,905,895.15 and 10,084,506.10 is: 15,126,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,930.10 : 18,905,895.15 = 10,084,506.10 : x
  2. Step 2: Convert to fraction form
    12,603,930.10/18,905,895.15 = 10,084,506.10/x
  3. Step 3: Cross multiply
    12,603,930.10x = 18,905,895.15 × 10,084,506.10
  4. Step 4: Simplify right side
    12,603,930.10x = 190,656,614,966,135.41
  5. Step 5: Solve for x
    x = 190,656,614,966,135.41/12,603,930.10
  6. Step 6: Final answer
    x = 15,126,759.15

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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.