Home / 12,010,153.89-18,020,720.48-6,537,049.64

Finding the Fourth Proportional to 12,010,153.89, 18,020,720.48 and 6,537,049.64

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Solution

The fourth proportional to 12,010,153.89, 18,020,720.48 and 6,537,049.64 is: 9,808,562.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,153.89 : 18,020,720.48 = 6,537,049.64 : x
  2. Step 2: Convert to fraction form
    12,010,153.89/18,020,720.48 = 6,537,049.64/x
  3. Step 3: Cross multiply
    12,010,153.89x = 18,020,720.48 × 6,537,049.64
  4. Step 4: Simplify right side
    12,010,153.89x = 117,802,344,203,535.78
  5. Step 5: Solve for x
    x = 117,802,344,203,535.78/12,010,153.89
  6. Step 6: Final answer
    x = 9,808,562.43

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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.