Home / 16,385,565.15-22,611,968.72-9,043,398.22

Finding the Fourth Proportional to 16,385,565.15, 22,611,968.72 and 9,043,398.22

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Solution

The fourth proportional to 16,385,565.15, 22,611,968.72 and 9,043,398.22 is: 12,479,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385,565.15 : 22,611,968.72 = 9,043,398.22 : x
  2. Step 2: Convert to fraction form
    16,385,565.15/22,611,968.72 = 9,043,398.22/x
  3. Step 3: Cross multiply
    16,385,565.15x = 22,611,968.72 × 9,043,398.22
  4. Step 4: Simplify right side
    16,385,565.15x = 204,489,037,596,816.78
  5. Step 5: Solve for x
    x = 204,489,037,596,816.78/16,385,565.15
  6. Step 6: Final answer
    x = 12,479,828.17

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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.