Home / 13,085,888.78-19,619,743.42-5,795,375.74

Finding the Fourth Proportional to 13,085,888.78, 19,619,743.42 and 5,795,375.74

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Solution

The fourth proportional to 13,085,888.78, 19,619,743.42 and 5,795,375.74 is: 8,689,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085,888.78 : 19,619,743.42 = 5,795,375.74 : x
  2. Step 2: Convert to fraction form
    13,085,888.78/19,619,743.42 = 5,795,375.74/x
  3. Step 3: Cross multiply
    13,085,888.78x = 19,619,743.42 × 5,795,375.74
  4. Step 4: Simplify right side
    13,085,888.78x = 113,703,785,041,292.64
  5. Step 5: Solve for x
    x = 113,703,785,041,292.64/13,085,888.78
  6. Step 6: Final answer
    x = 8,689,038.01

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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.