Home / 19,594,363.20-29,388,045.60-12,393,009.60

Finding the Fourth Proportional to 19,594,363.20, 29,388,045.60 and 12,393,009.60

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Solution

The fourth proportional to 19,594,363.20, 29,388,045.60 and 12,393,009.60 is: 18,587,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594,363.20 : 29,388,045.60 = 12,393,009.60 : x
  2. Step 2: Convert to fraction form
    19,594,363.20/29,388,045.60 = 12,393,009.60/x
  3. Step 3: Cross multiply
    19,594,363.20x = 29,388,045.60 × 12,393,009.60
  4. Step 4: Simplify right side
    19,594,363.20x = 364,206,331,246,037.75
  5. Step 5: Solve for x
    x = 364,206,331,246,037.75/19,594,363.20
  6. Step 6: Final answer
    x = 18,587,301.23

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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.