Home / 43,457,496.41-65,122,442.53-21,862,416.89

Finding the Fourth Proportional to 43,457,496.41, 65,122,442.53 and 21,862,416.89

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Solution

The fourth proportional to 43,457,496.41, 65,122,442.53 and 21,862,416.89 is: 32,761,528.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457,496.41 : 65,122,442.53 = 21,862,416.89 : x
  2. Step 2: Convert to fraction form
    43,457,496.41/65,122,442.53 = 21,862,416.89/x
  3. Step 3: Cross multiply
    43,457,496.41x = 65,122,442.53 × 21,862,416.89
  4. Step 4: Simplify right side
    43,457,496.41x = 1,423,733,987,485,926.50
  5. Step 5: Solve for x
    x = 1,423,733,987,485,926.50/43,457,496.41
  6. Step 6: Final answer
    x = 32,761,528.05

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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.