Home / 15,759,765.20-23,639,647.80-13,769,109.20

Finding the Fourth Proportional to 15,759,765.20, 23,639,647.80 and 13,769,109.20

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Solution

The fourth proportional to 15,759,765.20, 23,639,647.80 and 13,769,109.20 is: 20,653,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,765.20 : 23,639,647.80 = 13,769,109.20 : x
  2. Step 2: Convert to fraction form
    15,759,765.20/23,639,647.80 = 13,769,109.20/x
  3. Step 3: Cross multiply
    15,759,765.20x = 23,639,647.80 × 13,769,109.20
  4. Step 4: Simplify right side
    15,759,765.20x = 325,496,892,007,739.75
  5. Step 5: Solve for x
    x = 325,496,892,007,739.75/15,759,765.20
  6. Step 6: Final answer
    x = 20,653,663.80

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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.