Home / 19,426,069.20-29,139,103.80-5,961,147.60

Finding the Fourth Proportional to 19,426,069.20, 29,139,103.80 and 5,961,147.60

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Solution

The fourth proportional to 19,426,069.20, 29,139,103.80 and 5,961,147.60 is: 8,941,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,069.20 : 29,139,103.80 = 5,961,147.60 : x
  2. Step 2: Convert to fraction form
    19,426,069.20/29,139,103.80 = 5,961,147.60/x
  3. Step 3: Cross multiply
    19,426,069.20x = 29,139,103.80 × 5,961,147.60
  4. Step 4: Simplify right side
    19,426,069.20x = 173,702,498,683,520.88
  5. Step 5: Solve for x
    x = 173,702,498,683,520.88/19,426,069.20
  6. Step 6: Final answer
    x = 8,941,721.40

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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.