Home / 71,202,738.64-98,261,711.43-40,267,534

Finding the Fourth Proportional to 71,202,738.64, 98,261,711.43 and 40,267,534

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Solution

The fourth proportional to 71,202,738.64, 98,261,711.43 and 40,267,534 is: 55,570,289.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,202,738.64 : 98,261,711.43 = 40,267,534 : x
  2. Step 2: Convert to fraction form
    71,202,738.64/98,261,711.43 = 40,267,534/x
  3. Step 3: Cross multiply
    71,202,738.64x = 98,261,711.43 × 40,267,534
  4. Step 4: Simplify right side
    71,202,738.64x = 3,956,756,805,905,714
  5. Step 5: Solve for x
    x = 3,956,756,805,905,714/71,202,738.64
  6. Step 6: Final answer
    x = 55,570,289.59

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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.