Home / 18,380,699.58-25,365,820.28-10,008,528.31

Finding the Fourth Proportional to 18,380,699.58, 25,365,820.28 and 10,008,528.31

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Solution

The fourth proportional to 18,380,699.58, 25,365,820.28 and 10,008,528.31 is: 13,812,016.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380,699.58 : 25,365,820.28 = 10,008,528.31 : x
  2. Step 2: Convert to fraction form
    18,380,699.58/25,365,820.28 = 10,008,528.31/x
  3. Step 3: Cross multiply
    18,380,699.58x = 25,365,820.28 × 10,008,528.31
  4. Step 4: Simplify right side
    18,380,699.58x = 253,874,530,360,416.72
  5. Step 5: Solve for x
    x = 253,874,530,360,416.72/18,380,699.58
  6. Step 6: Final answer
    x = 13,812,016.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.