Home / 8,078,132.64-11,147,859.19-4,407,038.08

Finding the Fourth Proportional to 8,078,132.64, 11,147,859.19 and 4,407,038.08

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Solution

The fourth proportional to 8,078,132.64, 11,147,859.19 and 4,407,038.08 is: 6,081,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,132.64 : 11,147,859.19 = 4,407,038.08 : x
  2. Step 2: Convert to fraction form
    8,078,132.64/11,147,859.19 = 4,407,038.08/x
  3. Step 3: Cross multiply
    8,078,132.64x = 11,147,859.19 × 4,407,038.08
  4. Step 4: Simplify right side
    8,078,132.64x = 49,129,039,960,807.95
  5. Step 5: Solve for x
    x = 49,129,039,960,807.95/8,078,132.64
  6. Step 6: Final answer
    x = 6,081,732.27

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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.