Home / 19,350,209.60-28,997,320.80-8,558,676.80

Finding the Fourth Proportional to 19,350,209.60, 28,997,320.80 and 8,558,676.80

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Solution

The fourth proportional to 19,350,209.60, 28,997,320.80 and 8,558,676.80 is: 12,825,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350,209.60 : 28,997,320.80 = 8,558,676.80 : x
  2. Step 2: Convert to fraction form
    19,350,209.60/28,997,320.80 = 8,558,676.80/x
  3. Step 3: Cross multiply
    19,350,209.60x = 28,997,320.80 × 8,558,676.80
  4. Step 4: Simplify right side
    19,350,209.60x = 248,178,696,793,117.47
  5. Step 5: Solve for x
    x = 248,178,696,793,117.47/19,350,209.60
  6. Step 6: Final answer
    x = 12,825,633.52

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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.