Home / 10,728,984.21-14,805,547.52-6,083,081.79

Finding the Fourth Proportional to 10,728,984.21, 14,805,547.52 and 6,083,081.79

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Solution

The fourth proportional to 10,728,984.21, 14,805,547.52 and 6,083,081.79 is: 8,394,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,984.21 : 14,805,547.52 = 6,083,081.79 : x
  2. Step 2: Convert to fraction form
    10,728,984.21/14,805,547.52 = 6,083,081.79/x
  3. Step 3: Cross multiply
    10,728,984.21x = 14,805,547.52 × 6,083,081.79
  4. Step 4: Simplify right side
    10,728,984.21x = 90,063,356,479,476.25
  5. Step 5: Solve for x
    x = 90,063,356,479,476.25/10,728,984.21
  6. Step 6: Final answer
    x = 8,394,397.34

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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.