Home / 19,176,509.66-26,455,156.76-11,734,526.12

Finding the Fourth Proportional to 19,176,509.66, 26,455,156.76 and 11,734,526.12

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Solution

The fourth proportional to 19,176,509.66, 26,455,156.76 and 11,734,526.12 is: 16,188,489.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176,509.66 : 26,455,156.76 = 11,734,526.12 : x
  2. Step 2: Convert to fraction form
    19,176,509.66/26,455,156.76 = 11,734,526.12/x
  3. Step 3: Cross multiply
    19,176,509.66x = 26,455,156.76 × 11,734,526.12
  4. Step 4: Simplify right side
    19,176,509.66x = 310,438,728,008,914.56
  5. Step 5: Solve for x
    x = 310,438,728,008,914.56/19,176,509.66
  6. Step 6: Final answer
    x = 16,188,489.64

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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.