Home / 12,771,244.80-17,624,481.12-7,544,424.96

Finding the Fourth Proportional to 12,771,244.80, 17,624,481.12 and 7,544,424.96

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Solution

The fourth proportional to 12,771,244.80, 17,624,481.12 and 7,544,424.96 is: 10,411,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,244.80 : 17,624,481.12 = 7,544,424.96 : x
  2. Step 2: Convert to fraction form
    12,771,244.80/17,624,481.12 = 7,544,424.96/x
  3. Step 3: Cross multiply
    12,771,244.80x = 17,624,481.12 × 7,544,424.96
  4. Step 4: Simplify right side
    12,771,244.80x = 132,966,575,268,776.77
  5. Step 5: Solve for x
    x = 132,966,575,268,776.77/12,771,244.80
  6. Step 6: Final answer
    x = 10,411,402.91

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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.