Home / 30,591,504.46-45,888,781.47-8,735,125.36

Finding the Fourth Proportional to 30,591,504.46, 45,888,781.47 and 8,735,125.36

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Solution

The fourth proportional to 30,591,504.46, 45,888,781.47 and 8,735,125.36 is: 13,103,123.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,591,504.46 : 45,888,781.47 = 8,735,125.36 : x
  2. Step 2: Convert to fraction form
    30,591,504.46/45,888,781.47 = 8,735,125.36/x
  3. Step 3: Cross multiply
    30,591,504.46x = 45,888,781.47 × 8,735,125.36
  4. Step 4: Simplify right side
    30,591,504.46x = 400,844,258,758,095.06
  5. Step 5: Solve for x
    x = 400,844,258,758,095.06/30,591,504.46
  6. Step 6: Final answer
    x = 13,103,123.43

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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.