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Finding the Fourth Proportional to 73,596,267.80, 110,394,401.70 and 25,128,848.60

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Solution

The fourth proportional to 73,596,267.80, 110,394,401.70 and 25,128,848.60 is: 37,693,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,596,267.80 : 110,394,401.70 = 25,128,848.60 : x
  2. Step 2: Convert to fraction form
    73,596,267.80/110,394,401.70 = 25,128,848.60/x
  3. Step 3: Cross multiply
    73,596,267.80x = 110,394,401.70 × 25,128,848.60
  4. Step 4: Simplify right side
    73,596,267.80x = 2,774,084,206,606,883
  5. Step 5: Solve for x
    x = 2,774,084,206,606,883/73,596,267.80
  6. Step 6: Final answer
    x = 37,693,272.90

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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.