Home / 11,420,464.08-15,764,009.08-10,209,775.10

Finding the Fourth Proportional to 11,420,464.08, 15,764,009.08 and 10,209,775.10

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Solution

The fourth proportional to 11,420,464.08, 15,764,009.08 and 10,209,775.10 is: 14,092,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420,464.08 : 15,764,009.08 = 10,209,775.10 : x
  2. Step 2: Convert to fraction form
    11,420,464.08/15,764,009.08 = 10,209,775.10/x
  3. Step 3: Cross multiply
    11,420,464.08x = 15,764,009.08 × 10,209,775.10
  4. Step 4: Simplify right side
    11,420,464.08x = 160,946,987,381,157.91
  5. Step 5: Solve for x
    x = 160,946,987,381,157.91/11,420,464.08
  6. Step 6: Final answer
    x = 14,092,858.77

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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.