Home / 7,450,858.15-11,166,937.80-3,186,011.32

Finding the Fourth Proportional to 7,450,858.15, 11,166,937.80 and 3,186,011.32

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Solution

The fourth proportional to 7,450,858.15, 11,166,937.80 and 3,186,011.32 is: 4,775,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,858.15 : 11,166,937.80 = 3,186,011.32 : x
  2. Step 2: Convert to fraction form
    7,450,858.15/11,166,937.80 = 3,186,011.32/x
  3. Step 3: Cross multiply
    7,450,858.15x = 11,166,937.80 × 3,186,011.32
  4. Step 4: Simplify right side
    7,450,858.15x = 35,577,990,240,535.90
  5. Step 5: Solve for x
    x = 35,577,990,240,535.90/7,450,858.15
  6. Step 6: Final answer
    x = 4,775,019.14

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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.