Home / 81,325,127.34-121,994,580.06-26,000,938.26

Finding the Fourth Proportional to 81,325,127.34, 121,994,580.06 and 26,000,938.26

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Solution

The fourth proportional to 81,325,127.34, 121,994,580.06 and 26,000,938.26 is: 39,003,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,325,127.34 : 121,994,580.06 = 26,000,938.26 : x
  2. Step 2: Convert to fraction form
    81,325,127.34/121,994,580.06 = 26,000,938.26/x
  3. Step 3: Cross multiply
    81,325,127.34x = 121,994,580.06 × 26,000,938.26
  4. Step 4: Simplify right side
    81,325,127.34x = 3,171,973,544,194,687.50
  5. Step 5: Solve for x
    x = 3,171,973,544,194,687.50/81,325,127.34
  6. Step 6: Final answer
    x = 39,003,609.93

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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.