Home / 17,005,015.80-25,507,523.70-6,914,878.20

Finding the Fourth Proportional to 17,005,015.80, 25,507,523.70 and 6,914,878.20

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Solution

The fourth proportional to 17,005,015.80, 25,507,523.70 and 6,914,878.20 is: 10,372,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005,015.80 : 25,507,523.70 = 6,914,878.20 : x
  2. Step 2: Convert to fraction form
    17,005,015.80/25,507,523.70 = 6,914,878.20/x
  3. Step 3: Cross multiply
    17,005,015.80x = 25,507,523.70 × 6,914,878.20
  4. Step 4: Simplify right side
    17,005,015.80x = 176,381,419,569,113.34
  5. Step 5: Solve for x
    x = 176,381,419,569,113.34/17,005,015.80
  6. Step 6: Final answer
    x = 10,372,317.30

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1.5x scale

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.