Home / 66,231,324.26-99,339,162.39-17,712,938.40

Finding the Fourth Proportional to 66,231,324.26, 99,339,162.39 and 17,712,938.40

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Solution

The fourth proportional to 66,231,324.26, 99,339,162.39 and 17,712,938.40 is: 26,567,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,231,324.26 : 99,339,162.39 = 17,712,938.40 : x
  2. Step 2: Convert to fraction form
    66,231,324.26/99,339,162.39 = 17,712,938.40/x
  3. Step 3: Cross multiply
    66,231,324.26x = 99,339,162.39 × 17,712,938.40
  4. Step 4: Simplify right side
    66,231,324.26x = 1,759,588,464,121,666.75
  5. Step 5: Solve for x
    x = 1,759,588,464,121,666.75/66,231,324.26
  6. Step 6: Final answer
    x = 26,567,315.15

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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.