Home / 17,389,561.60-26,084,342.40-10,209,203.20

Finding the Fourth Proportional to 17,389,561.60, 26,084,342.40 and 10,209,203.20

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Solution

The fourth proportional to 17,389,561.60, 26,084,342.40 and 10,209,203.20 is: 15,313,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389,561.60 : 26,084,342.40 = 10,209,203.20 : x
  2. Step 2: Convert to fraction form
    17,389,561.60/26,084,342.40 = 10,209,203.20/x
  3. Step 3: Cross multiply
    17,389,561.60x = 26,084,342.40 × 10,209,203.20
  4. Step 4: Simplify right side
    17,389,561.60x = 266,300,351,899,975.66
  5. Step 5: Solve for x
    x = 266,300,351,899,975.66/17,389,561.60
  6. Step 6: Final answer
    x = 15,313,804.80

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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.