Home / 11,486,178.82-17,218,840.02-5,730,672.79

Finding the Fourth Proportional to 11,486,178.82, 17,218,840.02 and 5,730,672.79

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Solution

The fourth proportional to 11,486,178.82, 17,218,840.02 and 5,730,672.79 is: 8,590,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486,178.82 : 17,218,840.02 = 5,730,672.79 : x
  2. Step 2: Convert to fraction form
    11,486,178.82/17,218,840.02 = 5,730,672.79/x
  3. Step 3: Cross multiply
    11,486,178.82x = 17,218,840.02 × 5,730,672.79
  4. Step 4: Simplify right side
    11,486,178.82x = 98,675,537,977,977.05
  5. Step 5: Solve for x
    x = 98,675,537,977,977.05/11,486,178.82
  6. Step 6: Final answer
    x = 8,590,806.35

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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.