Home / 21,832,061.20-32,751,007.80-7,451,515.60

Finding the Fourth Proportional to 21,832,061.20, 32,751,007.80 and 7,451,515.60

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Solution

The fourth proportional to 21,832,061.20, 32,751,007.80 and 7,451,515.60 is: 11,178,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,832,061.20 : 32,751,007.80 = 7,451,515.60 : x
  2. Step 2: Convert to fraction form
    21,832,061.20/32,751,007.80 = 7,451,515.60/x
  3. Step 3: Cross multiply
    21,832,061.20x = 32,751,007.80 × 7,451,515.60
  4. Step 4: Simplify right side
    21,832,061.20x = 244,044,645,537,421.69
  5. Step 5: Solve for x
    x = 244,044,645,537,421.69/21,832,061.20
  6. Step 6: Final answer
    x = 11,178,268.66

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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.