Home / 8,980,705.14-13,479,574.32-5,558,640.36

Finding the Fourth Proportional to 8,980,705.14, 13,479,574.32 and 5,558,640.36

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Solution

The fourth proportional to 8,980,705.14, 13,479,574.32 and 5,558,640.36 is: 8,343,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,705.14 : 13,479,574.32 = 5,558,640.36 : x
  2. Step 2: Convert to fraction form
    8,980,705.14/13,479,574.32 = 5,558,640.36/x
  3. Step 3: Cross multiply
    8,980,705.14x = 13,479,574.32 × 5,558,640.36
  4. Step 4: Simplify right side
    8,980,705.14x = 74,928,105,850,771.56
  5. Step 5: Solve for x
    x = 74,928,105,850,771.56/8,980,705.14
  6. Step 6: Final answer
    x = 8,343,231.93

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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.