Home / 25,410,531.71-38,117,456.45-18,607,464.83

Finding the Fourth Proportional to 25,410,531.71, 38,117,456.45 and 18,607,464.83

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Solution

The fourth proportional to 25,410,531.71, 38,117,456.45 and 18,607,464.83 is: 27,912,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410,531.71 : 38,117,456.45 = 18,607,464.83 : x
  2. Step 2: Convert to fraction form
    25,410,531.71/38,117,456.45 = 18,607,464.83/x
  3. Step 3: Cross multiply
    25,410,531.71x = 38,117,456.45 × 18,607,464.83
  4. Step 4: Simplify right side
    25,410,531.71x = 709,269,230,302,431.62
  5. Step 5: Solve for x
    x = 709,269,230,302,431.62/25,410,531.71
  6. Step 6: Final answer
    x = 27,912,412.00

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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.