Home / 26,244,127.80-39,366,191.70-20,823,429.60

Finding the Fourth Proportional to 26,244,127.80, 39,366,191.70 and 20,823,429.60

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Solution

The fourth proportional to 26,244,127.80, 39,366,191.70 and 20,823,429.60 is: 31,235,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244,127.80 : 39,366,191.70 = 20,823,429.60 : x
  2. Step 2: Convert to fraction form
    26,244,127.80/39,366,191.70 = 20,823,429.60/x
  3. Step 3: Cross multiply
    26,244,127.80x = 39,366,191.70 × 20,823,429.60
  4. Step 4: Simplify right side
    26,244,127.80x = 819,739,121,485,054.50
  5. Step 5: Solve for x
    x = 819,739,121,485,054.50/26,244,127.80
  6. Step 6: Final answer
    x = 31,235,144.40

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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.