Home / 65,046,142.72-97,544,412.96-21,903,762.88

Finding the Fourth Proportional to 65,046,142.72, 97,544,412.96 and 21,903,762.88

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Solution

The fourth proportional to 65,046,142.72, 97,544,412.96 and 21,903,762.88 is: 32,847,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,046,142.72 : 97,544,412.96 = 21,903,762.88 : x
  2. Step 2: Convert to fraction form
    65,046,142.72/97,544,412.96 = 21,903,762.88/x
  3. Step 3: Cross multiply
    65,046,142.72x = 97,544,412.96 × 21,903,762.88
  4. Step 4: Simplify right side
    65,046,142.72x = 2,136,589,691,744,638.75
  5. Step 5: Solve for x
    x = 2,136,589,691,744,638.75/65,046,142.72
  6. Step 6: Final answer
    x = 32,847,292.74

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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.