Home / 15,709,871.70-23,511,663.45-13,796,684.10

Finding the Fourth Proportional to 15,709,871.70, 23,511,663.45 and 13,796,684.10

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Solution

The fourth proportional to 15,709,871.70, 23,511,663.45 and 13,796,684.10 is: 20,648,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,709,871.70 : 23,511,663.45 = 13,796,684.10 : x
  2. Step 2: Convert to fraction form
    15,709,871.70/23,511,663.45 = 13,796,684.10/x
  3. Step 3: Cross multiply
    15,709,871.70x = 23,511,663.45 × 13,796,684.10
  4. Step 4: Simplify right side
    15,709,871.70x = 324,382,993,285,166.12
  5. Step 5: Solve for x
    x = 324,382,993,285,166.12/15,709,871.70
  6. Step 6: Final answer
    x = 20,648,354.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.