Home / 12,264,751.80-18,376,460.55-9,696,120.30

Finding the Fourth Proportional to 12,264,751.80, 18,376,460.55 and 9,696,120.30

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Solution

The fourth proportional to 12,264,751.80, 18,376,460.55 and 9,696,120.30 is: 14,527,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264,751.80 : 18,376,460.55 = 9,696,120.30 : x
  2. Step 2: Convert to fraction form
    12,264,751.80/18,376,460.55 = 9,696,120.30/x
  3. Step 3: Cross multiply
    12,264,751.80x = 18,376,460.55 × 9,696,120.30
  4. Step 4: Simplify right side
    12,264,751.80x = 178,180,372,181,004.19
  5. Step 5: Solve for x
    x = 178,180,372,181,004.19/12,264,751.80
  6. Step 6: Final answer
    x = 14,527,841.66

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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.