Home / 8,901,890.07-13,355,080.42-4,112,965.14

Finding the Fourth Proportional to 8,901,890.07, 13,355,080.42 and 4,112,965.14

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Solution

The fourth proportional to 8,901,890.07, 13,355,080.42 and 4,112,965.14 is: 6,170,485.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901,890.07 : 13,355,080.42 = 4,112,965.14 : x
  2. Step 2: Convert to fraction form
    8,901,890.07/13,355,080.42 = 4,112,965.14/x
  3. Step 3: Cross multiply
    8,901,890.07x = 13,355,080.42 × 4,112,965.14
  4. Step 4: Simplify right side
    8,901,890.07x = 54,928,980,209,356.56
  5. Step 5: Solve for x
    x = 54,928,980,209,356.56/8,901,890.07
  6. Step 6: Final answer
    x = 6,170,485.12

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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.