Home / 8,160,748.80-12,302,243.52-7,612,696.32

Finding the Fourth Proportional to 8,160,748.80, 12,302,243.52 and 7,612,696.32

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Solution

The fourth proportional to 8,160,748.80, 12,302,243.52 and 7,612,696.32 is: 11,476,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,748.80 : 12,302,243.52 = 7,612,696.32 : x
  2. Step 2: Convert to fraction form
    8,160,748.80/12,302,243.52 = 7,612,696.32/x
  3. Step 3: Cross multiply
    8,160,748.80x = 12,302,243.52 × 7,612,696.32
  4. Step 4: Simplify right side
    8,160,748.80x = 93,653,243,972,447.84
  5. Step 5: Solve for x
    x = 93,653,243,972,447.84/8,160,748.80
  6. Step 6: Final answer
    x = 11,476,060.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.