Home / 27,188,436.60-40,782,654.90-19,110,533.40

Finding the Fourth Proportional to 27,188,436.60, 40,782,654.90 and 19,110,533.40

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Solution

The fourth proportional to 27,188,436.60, 40,782,654.90 and 19,110,533.40 is: 28,665,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,436.60 : 40,782,654.90 = 19,110,533.40 : x
  2. Step 2: Convert to fraction form
    27,188,436.60/40,782,654.90 = 19,110,533.40/x
  3. Step 3: Cross multiply
    27,188,436.60x = 40,782,654.90 × 19,110,533.40
  4. Step 4: Simplify right side
    27,188,436.60x = 779,378,288,607,123.62
  5. Step 5: Solve for x
    x = 779,378,288,607,123.62/27,188,436.60
  6. Step 6: Final answer
    x = 28,665,800.10

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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.