Home / 31,338,906.40-47,008,359.60-25,953,637.60

Finding the Fourth Proportional to 31,338,906.40, 47,008,359.60 and 25,953,637.60

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Solution

The fourth proportional to 31,338,906.40, 47,008,359.60 and 25,953,637.60 is: 38,930,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338,906.40 : 47,008,359.60 = 25,953,637.60 : x
  2. Step 2: Convert to fraction form
    31,338,906.40/47,008,359.60 = 25,953,637.60/x
  3. Step 3: Cross multiply
    31,338,906.40x = 47,008,359.60 × 25,953,637.60
  4. Step 4: Simplify right side
    31,338,906.40x = 1,220,037,929,228,881
  5. Step 5: Solve for x
    x = 1,220,037,929,228,881/31,338,906.40
  6. Step 6: Final answer
    x = 38,930,456.40

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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.