Home / 16,917,281.42-23,345,871.96-9,182,325.32

Finding the Fourth Proportional to 16,917,281.42, 23,345,871.96 and 9,182,325.32

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Solution

The fourth proportional to 16,917,281.42, 23,345,871.96 and 9,182,325.32 is: 12,671,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,281.42 : 23,345,871.96 = 9,182,325.32 : x
  2. Step 2: Convert to fraction form
    16,917,281.42/23,345,871.96 = 9,182,325.32/x
  3. Step 3: Cross multiply
    16,917,281.42x = 23,345,871.96 × 9,182,325.32
  4. Step 4: Simplify right side
    16,917,281.42x = 214,369,391,215,786.03
  5. Step 5: Solve for x
    x = 214,369,391,215,786.03/16,917,281.42
  6. Step 6: Final answer
    x = 12,671,621.75

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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.