Home / 39,833,533.40-54,971,966.10-22,192,420.28

Finding the Fourth Proportional to 39,833,533.40, 54,971,966.10 and 22,192,420.28

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Solution

The fourth proportional to 39,833,533.40, 54,971,966.10 and 22,192,420.28 is: 30,626,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,833,533.40 : 54,971,966.10 = 22,192,420.28 : x
  2. Step 2: Convert to fraction form
    39,833,533.40/54,971,966.10 = 22,192,420.28/x
  3. Step 3: Cross multiply
    39,833,533.40x = 54,971,966.10 × 22,192,420.28
  4. Step 4: Simplify right side
    39,833,533.40x = 1,219,960,975,309,112.50
  5. Step 5: Solve for x
    x = 1,219,960,975,309,112.50/39,833,533.40
  6. Step 6: Final answer
    x = 30,626,481.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.