Home / 15,990,455.10-23,965,999.65-10,872,875.10

Finding the Fourth Proportional to 15,990,455.10, 23,965,999.65 and 10,872,875.10

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Solution

The fourth proportional to 15,990,455.10, 23,965,999.65 and 10,872,875.10 is: 16,295,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,455.10 : 23,965,999.65 = 10,872,875.10 : x
  2. Step 2: Convert to fraction form
    15,990,455.10/23,965,999.65 = 10,872,875.10/x
  3. Step 3: Cross multiply
    15,990,455.10x = 23,965,999.65 × 10,872,875.10
  4. Step 4: Simplify right side
    15,990,455.10x = 260,579,320,841,093.69
  5. Step 5: Solve for x
    x = 260,579,320,841,093.69/15,990,455.10
  6. Step 6: Final answer
    x = 16,295,928.99

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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.