Home / 11,927,478.62-17,874,665.45-5,434,686.43

Finding the Fourth Proportional to 11,927,478.62, 17,874,665.45 and 5,434,686.43

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Solution

The fourth proportional to 11,927,478.62, 17,874,665.45 and 5,434,686.43 is: 8,144,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,478.62 : 17,874,665.45 = 5,434,686.43 : x
  2. Step 2: Convert to fraction form
    11,927,478.62/17,874,665.45 = 5,434,686.43/x
  3. Step 3: Cross multiply
    11,927,478.62x = 17,874,665.45 × 5,434,686.43
  4. Step 4: Simplify right side
    11,927,478.62x = 97,143,201,710,424.83
  5. Step 5: Solve for x
    x = 97,143,201,710,424.83/11,927,478.62
  6. Step 6: Final answer
    x = 8,144,487.60

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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.