Home / 12,676,500.80-19,014,578.40-4,157,115.20

Finding the Fourth Proportional to 12,676,500.80, 19,014,578.40 and 4,157,115.20

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Solution

The fourth proportional to 12,676,500.80, 19,014,578.40 and 4,157,115.20 is: 6,235,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676,500.80 : 19,014,578.40 = 4,157,115.20 : x
  2. Step 2: Convert to fraction form
    12,676,500.80/19,014,578.40 = 4,157,115.20/x
  3. Step 3: Cross multiply
    12,676,500.80x = 19,014,578.40 × 4,157,115.20
  4. Step 4: Simplify right side
    12,676,500.80x = 79,045,792,888,231.67
  5. Step 5: Solve for x
    x = 79,045,792,888,231.67/12,676,500.80
  6. Step 6: Final answer
    x = 6,235,616.13

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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.