Home / 12,611,329.04-18,919,650.36-4,091,000.24

Finding the Fourth Proportional to 12,611,329.04, 18,919,650.36 and 4,091,000.24

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Solution

The fourth proportional to 12,611,329.04, 18,919,650.36 and 4,091,000.24 is: 6,137,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,329.04 : 18,919,650.36 = 4,091,000.24 : x
  2. Step 2: Convert to fraction form
    12,611,329.04/18,919,650.36 = 4,091,000.24/x
  3. Step 3: Cross multiply
    12,611,329.04x = 18,919,650.36 × 4,091,000.24
  4. Step 4: Simplify right side
    12,611,329.04x = 77,400,294,163,476.09
  5. Step 5: Solve for x
    x = 77,400,294,163,476.09/12,611,329.04
  6. Step 6: Final answer
    x = 6,137,362.20

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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.