Home / 65,412,777.72-90,271,558.78-36,046,001.98

Finding the Fourth Proportional to 65,412,777.72, 90,271,558.78 and 36,046,001.98

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Solution

The fourth proportional to 65,412,777.72, 90,271,558.78 and 36,046,001.98 is: 49,744,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,412,777.72 : 90,271,558.78 = 36,046,001.98 : x
  2. Step 2: Convert to fraction form
    65,412,777.72/90,271,558.78 = 36,046,001.98/x
  3. Step 3: Cross multiply
    65,412,777.72x = 90,271,558.78 × 36,046,001.98
  4. Step 4: Simplify right side
    65,412,777.72x = 3,253,928,786,521,566
  5. Step 5: Solve for x
    x = 3,253,928,786,521,566/65,412,777.72
  6. Step 6: Final answer
    x = 49,744,543.80

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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.