Home / 65,726,017.80-98,597,994.36-27,378,563.88

Finding the Fourth Proportional to 65,726,017.80, 98,597,994.36 and 27,378,563.88

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Solution

The fourth proportional to 65,726,017.80, 98,597,994.36 and 27,378,563.88 is: 41,071,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,017.80 : 98,597,994.36 = 27,378,563.88 : x
  2. Step 2: Convert to fraction form
    65,726,017.80/98,597,994.36 = 27,378,563.88/x
  3. Step 3: Cross multiply
    65,726,017.80x = 98,597,994.36 × 27,378,563.88
  4. Step 4: Simplify right side
    65,726,017.80x = 2,699,471,487,025,139.50
  5. Step 5: Solve for x
    x = 2,699,471,487,025,139.50/65,726,017.80
  6. Step 6: Final answer
    x = 41,071,581.35

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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.