Home / 13,102,506.63-18,081,531.23-7,599,144.89

Finding the Fourth Proportional to 13,102,506.63, 18,081,531.23 and 7,599,144.89

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Solution

The fourth proportional to 13,102,506.63, 18,081,531.23 and 7,599,144.89 is: 10,486,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,506.63 : 18,081,531.23 = 7,599,144.89 : x
  2. Step 2: Convert to fraction form
    13,102,506.63/18,081,531.23 = 7,599,144.89/x
  3. Step 3: Cross multiply
    13,102,506.63x = 18,081,531.23 × 7,599,144.89
  4. Step 4: Simplify right side
    13,102,506.63x = 137,404,175,521,426.55
  5. Step 5: Solve for x
    x = 137,404,175,521,426.55/13,102,506.63
  6. Step 6: Final answer
    x = 10,486,861.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.