Home / 12,258,542.32-16,916,902.50-6,752,112.64

Finding the Fourth Proportional to 12,258,542.32, 16,916,902.50 and 6,752,112.64

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Solution

The fourth proportional to 12,258,542.32, 16,916,902.50 and 6,752,112.64 is: 9,317,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,542.32 : 16,916,902.50 = 6,752,112.64 : x
  2. Step 2: Convert to fraction form
    12,258,542.32/16,916,902.50 = 6,752,112.64/x
  3. Step 3: Cross multiply
    12,258,542.32x = 16,916,902.50 × 6,752,112.64
  4. Step 4: Simplify right side
    12,258,542.32x = 114,224,831,199,897.59
  5. Step 5: Solve for x
    x = 114,224,831,199,897.59/12,258,542.32
  6. Step 6: Final answer
    x = 9,317,978.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.