Home / 11,217,381.40-16,826,072.10-10,553,829.40

Finding the Fourth Proportional to 11,217,381.40, 16,826,072.10 and 10,553,829.40

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Solution

The fourth proportional to 11,217,381.40, 16,826,072.10 and 10,553,829.40 is: 15,830,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217,381.40 : 16,826,072.10 = 10,553,829.40 : x
  2. Step 2: Convert to fraction form
    11,217,381.40/16,826,072.10 = 10,553,829.40/x
  3. Step 3: Cross multiply
    11,217,381.40x = 16,826,072.10 × 10,553,829.40
  4. Step 4: Simplify right side
    11,217,381.40x = 177,579,494,415,499.75
  5. Step 5: Solve for x
    x = 177,579,494,415,499.75/11,217,381.40
  6. Step 6: Final answer
    x = 15,830,744.10

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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.