Home / 43,457,495.41-65,122,441.03-21,862,415.89

Finding the Fourth Proportional to 43,457,495.41, 65,122,441.03 and 21,862,415.89

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Solution

The fourth proportional to 43,457,495.41, 65,122,441.03 and 21,862,415.89 is: 32,761,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457,495.41 : 65,122,441.03 = 21,862,415.89 : x
  2. Step 2: Convert to fraction form
    43,457,495.41/65,122,441.03 = 21,862,415.89/x
  3. Step 3: Cross multiply
    43,457,495.41x = 65,122,441.03 × 21,862,415.89
  4. Step 4: Simplify right side
    43,457,495.41x = 1,423,733,889,569,860
  5. Step 5: Solve for x
    x = 1,423,733,889,569,860/43,457,495.41
  6. Step 6: Final answer
    x = 32,761,526.55

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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.