Home / 53,427,713.70-80,141,570.55-27,865,401.60

Finding the Fourth Proportional to 53,427,713.70, 80,141,570.55 and 27,865,401.60

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Solution

The fourth proportional to 53,427,713.70, 80,141,570.55 and 27,865,401.60 is: 41,798,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427,713.70 : 80,141,570.55 = 27,865,401.60 : x
  2. Step 2: Convert to fraction form
    53,427,713.70/80,141,570.55 = 27,865,401.60/x
  3. Step 3: Cross multiply
    53,427,713.70x = 80,141,570.55 × 27,865,401.60
  4. Step 4: Simplify right side
    53,427,713.70x = 2,233,177,048,230,483
  5. Step 5: Solve for x
    x = 2,233,177,048,230,483/53,427,713.70
  6. Step 6: Final answer
    x = 41,798,102.40

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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.