Home / 16,290,565.22-22,479,668.96-9,415,492.58

Finding the Fourth Proportional to 16,290,565.22, 22,479,668.96 and 9,415,492.58

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Solution

The fourth proportional to 16,290,565.22, 22,479,668.96 and 9,415,492.58 is: 12,992,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290,565.22 : 22,479,668.96 = 9,415,492.58 : x
  2. Step 2: Convert to fraction form
    16,290,565.22/22,479,668.96 = 9,415,492.58/x
  3. Step 3: Cross multiply
    16,290,565.22x = 22,479,668.96 × 9,415,492.58
  4. Step 4: Simplify right side
    16,290,565.22x = 211,657,156,293,736.31
  5. Step 5: Solve for x
    x = 211,657,156,293,736.31/16,290,565.22
  6. Step 6: Final answer
    x = 12,992,622.01

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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.