Home / 12,855,476.52-17,740,508.50-7,054,355.24

Finding the Fourth Proportional to 12,855,476.52, 17,740,508.50 and 7,054,355.24

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Solution

The fourth proportional to 12,855,476.52, 17,740,508.50 and 7,054,355.24 is: 9,734,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,855,476.52 : 17,740,508.50 = 7,054,355.24 : x
  2. Step 2: Convert to fraction form
    12,855,476.52/17,740,508.50 = 7,054,355.24/x
  3. Step 3: Cross multiply
    12,855,476.52x = 17,740,508.50 × 7,054,355.24
  4. Step 4: Simplify right side
    12,855,476.52x = 125,147,849,097,239.55
  5. Step 5: Solve for x
    x = 125,147,849,097,239.55/12,855,476.52
  6. Step 6: Final answer
    x = 9,734,983.29

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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.