Home / 38,488,537.66-57,751,775.08-18,019,643.26

Finding the Fourth Proportional to 38,488,537.66, 57,751,775.08 and 18,019,643.26

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Solution

The fourth proportional to 38,488,537.66, 57,751,775.08 and 18,019,643.26 is: 27,038,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488,537.66 : 57,751,775.08 = 18,019,643.26 : x
  2. Step 2: Convert to fraction form
    38,488,537.66/57,751,775.08 = 18,019,643.26/x
  3. Step 3: Cross multiply
    38,488,537.66x = 57,751,775.08 × 18,019,643.26
  4. Step 4: Simplify right side
    38,488,537.66x = 1,040,666,384,573,358
  5. Step 5: Solve for x
    x = 1,040,666,384,573,358/38,488,537.66
  6. Step 6: Final answer
    x = 27,038,345.64

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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.