Home / 31,938,906.10-47,915,357.55-10,369,837.30

Finding the Fourth Proportional to 31,938,906.10, 47,915,357.55 and 10,369,837.30

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Solution

The fourth proportional to 31,938,906.10, 47,915,357.55 and 10,369,837.30 is: 15,557,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938,906.10 : 47,915,357.55 = 10,369,837.30 : x
  2. Step 2: Convert to fraction form
    31,938,906.10/47,915,357.55 = 10,369,837.30/x
  3. Step 3: Cross multiply
    31,938,906.10x = 47,915,357.55 × 10,369,837.30
  4. Step 4: Simplify right side
    31,938,906.10x = 496,874,461,964,826.62
  5. Step 5: Solve for x
    x = 496,874,461,964,826.62/31,938,906.10
  6. Step 6: Final answer
    x = 15,557,028.17

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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.