Home / 13,088,015.80-19,632,023.70-5,109,839.80

Finding the Fourth Proportional to 13,088,015.80, 19,632,023.70 and 5,109,839.80

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Solution

The fourth proportional to 13,088,015.80, 19,632,023.70 and 5,109,839.80 is: 7,664,759.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088,015.80 : 19,632,023.70 = 5,109,839.80 : x
  2. Step 2: Convert to fraction form
    13,088,015.80/19,632,023.70 = 5,109,839.80/x
  3. Step 3: Cross multiply
    13,088,015.80x = 19,632,023.70 × 5,109,839.80
  4. Step 4: Simplify right side
    13,088,015.80x = 100,316,496,056,803.25
  5. Step 5: Solve for x
    x = 100,316,496,056,803.25/13,088,015.80
  6. Step 6: Final answer
    x = 7,664,759.70

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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.