Home / 32,403,651.32-44,695,968.72-20,782,808.12

Finding the Fourth Proportional to 32,403,651.32, 44,695,968.72 and 20,782,808.12

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Solution

The fourth proportional to 32,403,651.32, 44,695,968.72 and 20,782,808.12 is: 28,666,761.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,403,651.32 : 44,695,968.72 = 20,782,808.12 : x
  2. Step 2: Convert to fraction form
    32,403,651.32/44,695,968.72 = 20,782,808.12/x
  3. Step 3: Cross multiply
    32,403,651.32x = 44,695,968.72 × 20,782,808.12
  4. Step 4: Simplify right side
    32,403,651.32x = 928,907,741,645,282
  5. Step 5: Solve for x
    x = 928,907,741,645,282/32,403,651.32
  6. Step 6: Final answer
    x = 28,666,761.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.