Home / 18,431,807.48-25,445,456.66-13,464,671.48

Finding the Fourth Proportional to 18,431,807.48, 25,445,456.66 and 13,464,671.48

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Solution

The fourth proportional to 18,431,807.48, 25,445,456.66 and 13,464,671.48 is: 18,588,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,431,807.48 : 25,445,456.66 = 13,464,671.48 : x
  2. Step 2: Convert to fraction form
    18,431,807.48/25,445,456.66 = 13,464,671.48/x
  3. Step 3: Cross multiply
    18,431,807.48x = 25,445,456.66 × 13,464,671.48
  4. Step 4: Simplify right side
    18,431,807.48x = 342,614,714,585,478.06
  5. Step 5: Solve for x
    x = 342,614,714,585,478.06/18,431,807.48
  6. Step 6: Final answer
    x = 18,588,232.05

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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.