Home / 17,618,080.80-26,427,121.20-5,652,026.40

Finding the Fourth Proportional to 17,618,080.80, 26,427,121.20 and 5,652,026.40

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Solution

The fourth proportional to 17,618,080.80, 26,427,121.20 and 5,652,026.40 is: 8,478,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618,080.80 : 26,427,121.20 = 5,652,026.40 : x
  2. Step 2: Convert to fraction form
    17,618,080.80/26,427,121.20 = 5,652,026.40/x
  3. Step 3: Cross multiply
    17,618,080.80x = 26,427,121.20 × 5,652,026.40
  4. Step 4: Simplify right side
    17,618,080.80x = 149,366,786,698,399.69
  5. Step 5: Solve for x
    x = 149,366,786,698,399.69/17,618,080.80
  6. Step 6: Final answer
    x = 8,478,039.60

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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.