Home / 6,312,411.85-8,711,299.43-3,864,976.33

Finding the Fourth Proportional to 6,312,411.85, 8,711,299.43 and 3,864,976.33

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Solution

The fourth proportional to 6,312,411.85, 8,711,299.43 and 3,864,976.33 is: 5,333,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,411.85 : 8,711,299.43 = 3,864,976.33 : x
  2. Step 2: Convert to fraction form
    6,312,411.85/8,711,299.43 = 3,864,976.33/x
  3. Step 3: Cross multiply
    6,312,411.85x = 8,711,299.43 × 3,864,976.33
  4. Step 4: Simplify right side
    6,312,411.85x = 33,668,966,100,492.49
  5. Step 5: Solve for x
    x = 33,668,966,100,492.49/6,312,411.85
  6. Step 6: Final answer
    x = 5,333,772.08

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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.