Home / 10,872,345-16,308,521.60-3,195,990.04

Finding the Fourth Proportional to 10,872,345, 16,308,521.60 and 3,195,990.04

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Solution

The fourth proportional to 10,872,345, 16,308,521.60 and 3,195,990.04 is: 4,793,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,345 : 16,308,521.60 = 3,195,990.04 : x
  2. Step 2: Convert to fraction form
    10,872,345/16,308,521.60 = 3,195,990.04/x
  3. Step 3: Cross multiply
    10,872,345x = 16,308,521.60 × 3,195,990.04
  4. Step 4: Simplify right side
    10,872,345x = 52,121,872,600,724.87
  5. Step 5: Solve for x
    x = 52,121,872,600,724.87/10,872,345
  6. Step 6: Final answer
    x = 4,793,986.27

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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.