Home / 17,431,632.30-26,147,448.45-5,300,999.40

Finding the Fourth Proportional to 17,431,632.30, 26,147,448.45 and 5,300,999.40

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Solution

The fourth proportional to 17,431,632.30, 26,147,448.45 and 5,300,999.40 is: 7,951,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431,632.30 : 26,147,448.45 = 5,300,999.40 : x
  2. Step 2: Convert to fraction form
    17,431,632.30/26,147,448.45 = 5,300,999.40/x
  3. Step 3: Cross multiply
    17,431,632.30x = 26,147,448.45 × 5,300,999.40
  4. Step 4: Simplify right side
    17,431,632.30x = 138,607,608,544,980.94
  5. Step 5: Solve for x
    x = 138,607,608,544,980.94/17,431,632.30
  6. Step 6: Final answer
    x = 7,951,499.10

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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.