Home / 18,586,602.24-25,650,084.96-10,438,015.20

Finding the Fourth Proportional to 18,586,602.24, 25,650,084.96 and 10,438,015.20

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Solution

The fourth proportional to 18,586,602.24, 25,650,084.96 and 10,438,015.20 is: 14,404,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586,602.24 : 25,650,084.96 = 10,438,015.20 : x
  2. Step 2: Convert to fraction form
    18,586,602.24/25,650,084.96 = 10,438,015.20/x
  3. Step 3: Cross multiply
    18,586,602.24x = 25,650,084.96 × 10,438,015.20
  4. Step 4: Simplify right side
    18,586,602.24x = 267,735,976,693,771.38
  5. Step 5: Solve for x
    x = 267,735,976,693,771.38/18,586,602.24
  6. Step 6: Final answer
    x = 14,404,783.25

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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.