Home / 30,971,719.80-46,463,781.06-17,344,245.78

Finding the Fourth Proportional to 30,971,719.80, 46,463,781.06 and 17,344,245.78

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Solution

The fourth proportional to 30,971,719.80, 46,463,781.06 and 17,344,245.78 is: 26,019,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,971,719.80 : 46,463,781.06 = 17,344,245.78 : x
  2. Step 2: Convert to fraction form
    30,971,719.80/46,463,781.06 = 17,344,245.78/x
  3. Step 3: Cross multiply
    30,971,719.80x = 46,463,781.06 × 17,344,245.78
  4. Step 4: Simplify right side
    30,971,719.80x = 805,879,238,572,749
  5. Step 5: Solve for x
    x = 805,879,238,572,749/30,971,719.80
  6. Step 6: Final answer
    x = 26,019,841.45

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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.