Home / 18,301,729.16-25,256,851.05-10,041,789.26

Finding the Fourth Proportional to 18,301,729.16, 25,256,851.05 and 10,041,789.26

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Solution

The fourth proportional to 18,301,729.16, 25,256,851.05 and 10,041,789.26 is: 13,857,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,729.16 : 25,256,851.05 = 10,041,789.26 : x
  2. Step 2: Convert to fraction form
    18,301,729.16/25,256,851.05 = 10,041,789.26/x
  3. Step 3: Cross multiply
    18,301,729.16x = 25,256,851.05 × 10,041,789.26
  4. Step 4: Simplify right side
    18,301,729.16x = 253,623,975,716,108.56
  5. Step 5: Solve for x
    x = 253,623,975,716,108.56/18,301,729.16
  6. Step 6: Final answer
    x = 13,857,924.21

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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.