Home / 32,814,529.80-49,221,794.70-20,644,530.90

Finding the Fourth Proportional to 32,814,529.80, 49,221,794.70 and 20,644,530.90

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Solution

The fourth proportional to 32,814,529.80, 49,221,794.70 and 20,644,530.90 is: 30,966,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,814,529.80 : 49,221,794.70 = 20,644,530.90 : x
  2. Step 2: Convert to fraction form
    32,814,529.80/49,221,794.70 = 20,644,530.90/x
  3. Step 3: Cross multiply
    32,814,529.80x = 49,221,794.70 × 20,644,530.90
  4. Step 4: Simplify right side
    32,814,529.80x = 1,016,160,861,637,606.25
  5. Step 5: Solve for x
    x = 1,016,160,861,637,606.25/32,814,529.80
  6. Step 6: Final answer
    x = 30,966,796.35

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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.