Home / 25,237,789.60-37,856,684.40-12,460,266.40

Finding the Fourth Proportional to 25,237,789.60, 37,856,684.40 and 12,460,266.40

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Solution

The fourth proportional to 25,237,789.60, 37,856,684.40 and 12,460,266.40 is: 18,690,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,237,789.60 : 37,856,684.40 = 12,460,266.40 : x
  2. Step 2: Convert to fraction form
    25,237,789.60/37,856,684.40 = 12,460,266.40/x
  3. Step 3: Cross multiply
    25,237,789.60x = 37,856,684.40 × 12,460,266.40
  4. Step 4: Simplify right side
    25,237,789.60x = 471,704,372,644,724.12
  5. Step 5: Solve for x
    x = 471,704,372,644,724.12/25,237,789.60
  6. Step 6: Final answer
    x = 18,690,399.60

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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.