Home / 11,585,721.10-17,378,581.65-8,903,584.30

Finding the Fourth Proportional to 11,585,721.10, 17,378,581.65 and 8,903,584.30

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Solution

The fourth proportional to 11,585,721.10, 17,378,581.65 and 8,903,584.30 is: 13,355,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585,721.10 : 17,378,581.65 = 8,903,584.30 : x
  2. Step 2: Convert to fraction form
    11,585,721.10/17,378,581.65 = 8,903,584.30/x
  3. Step 3: Cross multiply
    11,585,721.10x = 17,378,581.65 × 8,903,584.30
  4. Step 4: Simplify right side
    11,585,721.10x = 154,731,666,735,208.09
  5. Step 5: Solve for x
    x = 154,731,666,735,208.09/11,585,721.10
  6. Step 6: Final answer
    x = 13,355,376.45

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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.