Home / 40,372,611.40-60,558,917.10-21,001,586.95

Finding the Fourth Proportional to 40,372,611.40, 60,558,917.10 and 21,001,586.95

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Solution

The fourth proportional to 40,372,611.40, 60,558,917.10 and 21,001,586.95 is: 31,502,380.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372,611.40 : 60,558,917.10 = 21,001,586.95 : x
  2. Step 2: Convert to fraction form
    40,372,611.40/60,558,917.10 = 21,001,586.95/x
  3. Step 3: Cross multiply
    40,372,611.40x = 60,558,917.10 × 21,001,586.95
  4. Step 4: Simplify right side
    40,372,611.40x = 1,271,833,363,073,491.75
  5. Step 5: Solve for x
    x = 1,271,833,363,073,491.75/40,372,611.40
  6. Step 6: Final answer
    x = 31,502,380.43

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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.