Home / 33,107,445.28-45,687,834.48-18,620,757.28

Finding the Fourth Proportional to 33,107,445.28, 45,687,834.48 and 18,620,757.28

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Solution

The fourth proportional to 33,107,445.28, 45,687,834.48 and 18,620,757.28 is: 25,696,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107,445.28 : 45,687,834.48 = 18,620,757.28 : x
  2. Step 2: Convert to fraction form
    33,107,445.28/45,687,834.48 = 18,620,757.28/x
  3. Step 3: Cross multiply
    33,107,445.28x = 45,687,834.48 × 18,620,757.28
  4. Step 4: Simplify right side
    33,107,445.28x = 850,742,076,500,895
  5. Step 5: Solve for x
    x = 850,742,076,500,895/33,107,445.28
  6. Step 6: Final answer
    x = 25,696,397.57

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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.