Home / 16,431,438.92-22,669,878.23-9,461,966.25

Finding the Fourth Proportional to 16,431,438.92, 22,669,878.23 and 9,461,966.25

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Solution

The fourth proportional to 16,431,438.92, 22,669,878.23 and 9,461,966.25 is: 13,054,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431,438.92 : 22,669,878.23 = 9,461,966.25 : x
  2. Step 2: Convert to fraction form
    16,431,438.92/22,669,878.23 = 9,461,966.25/x
  3. Step 3: Cross multiply
    16,431,438.92x = 22,669,878.23 × 9,461,966.25
  4. Step 4: Simplify right side
    16,431,438.92x = 214,501,622,656,559.91
  5. Step 5: Solve for x
    x = 214,501,622,656,559.91/16,431,438.92
  6. Step 6: Final answer
    x = 13,054,341.96

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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.