Home / 11,889,801.95-16,408,330.58-11,344,991.90

Finding the Fourth Proportional to 11,889,801.95, 16,408,330.58 and 11,344,991.90

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Solution

The fourth proportional to 11,889,801.95, 16,408,330.58 and 11,344,991.90 is: 15,656,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,801.95 : 16,408,330.58 = 11,344,991.90 : x
  2. Step 2: Convert to fraction form
    11,889,801.95/16,408,330.58 = 11,344,991.90/x
  3. Step 3: Cross multiply
    11,889,801.95x = 16,408,330.58 × 11,344,991.90
  4. Step 4: Simplify right side
    11,889,801.95x = 186,152,377,468,943.12
  5. Step 5: Solve for x
    x = 186,152,377,468,943.12/11,889,801.95
  6. Step 6: Final answer
    x = 15,656,474.21

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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.