Home / 25,410,542.96-38,117,473.32-18,607,476.08

Finding the Fourth Proportional to 25,410,542.96, 38,117,473.32 and 18,607,476.08

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Solution

The fourth proportional to 25,410,542.96, 38,117,473.32 and 18,607,476.08 is: 27,912,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410,542.96 : 38,117,473.32 = 18,607,476.08 : x
  2. Step 2: Convert to fraction form
    25,410,542.96/38,117,473.32 = 18,607,476.08/x
  3. Step 3: Cross multiply
    25,410,542.96x = 38,117,473.32 × 18,607,476.08
  4. Step 4: Simplify right side
    25,410,542.96x = 709,269,973,031,938.12
  5. Step 5: Solve for x
    x = 709,269,973,031,938.12/25,410,542.96
  6. Step 6: Final answer
    x = 27,912,428.87

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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.