Home / 74,537,580.15-111,806,370.23-19,958,589.45

Finding the Fourth Proportional to 74,537,580.15, 111,806,370.23 and 19,958,589.45

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Solution

The fourth proportional to 74,537,580.15, 111,806,370.23 and 19,958,589.45 is: 29,937,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,537,580.15 : 111,806,370.23 = 19,958,589.45 : x
  2. Step 2: Convert to fraction form
    74,537,580.15/111,806,370.23 = 19,958,589.45/x
  3. Step 3: Cross multiply
    74,537,580.15x = 111,806,370.23 × 19,958,589.45
  4. Step 4: Simplify right side
    74,537,580.15x = 2,231,497,441,215,479
  5. Step 5: Solve for x
    x = 2,231,497,441,215,479/74,537,580.15
  6. Step 6: Final answer
    x = 29,937,884.18

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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.