Home / 8,338,254.16-11,505,823.86-4,667,376.28

Finding the Fourth Proportional to 8,338,254.16, 11,505,823.86 and 4,667,376.28

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Solution

The fourth proportional to 8,338,254.16, 11,505,823.86 and 4,667,376.28 is: 6,440,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,254.16 : 11,505,823.86 = 4,667,376.28 : x
  2. Step 2: Convert to fraction form
    8,338,254.16/11,505,823.86 = 4,667,376.28/x
  3. Step 3: Cross multiply
    8,338,254.16x = 11,505,823.86 × 4,667,376.28
  4. Step 4: Simplify right side
    8,338,254.16x = 53,702,009,366,022.04
  5. Step 5: Solve for x
    x = 53,702,009,366,022.04/8,338,254.16
  6. Step 6: Final answer
    x = 6,440,438.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.