Home / 43,808,764.80-65,612,532.96-21,881,841.12

Finding the Fourth Proportional to 43,808,764.80, 65,612,532.96 and 21,881,841.12

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Solution

The fourth proportional to 43,808,764.80, 65,612,532.96 and 21,881,841.12 is: 32,772,506.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,808,764.80 : 65,612,532.96 = 21,881,841.12 : x
  2. Step 2: Convert to fraction form
    43,808,764.80/65,612,532.96 = 21,881,841.12/x
  3. Step 3: Cross multiply
    43,808,764.80x = 65,612,532.96 × 21,881,841.12
  4. Step 4: Simplify right side
    43,808,764.80x = 1,435,723,021,711,483.50
  5. Step 5: Solve for x
    x = 1,435,723,021,711,483.50/43,808,764.80
  6. Step 6: Final answer
    x = 32,772,506.33

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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.