Home / 43,546,673.32-65,321,424.54-12,838,677.64

Finding the Fourth Proportional to 43,546,673.32, 65,321,424.54 and 12,838,677.64

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Solution

The fourth proportional to 43,546,673.32, 65,321,424.54 and 12,838,677.64 is: 19,258,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,546,673.32 : 65,321,424.54 = 12,838,677.64 : x
  2. Step 2: Convert to fraction form
    43,546,673.32/65,321,424.54 = 12,838,677.64/x
  3. Step 3: Cross multiply
    43,546,673.32x = 65,321,424.54 × 12,838,677.64
  4. Step 4: Simplify right side
    43,546,673.32x = 838,640,712,654,645.38
  5. Step 5: Solve for x
    x = 838,640,712,654,645.38/43,546,673.32
  6. Step 6: Final answer
    x = 19,258,433.51

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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.