Home / 6,312,412.35-8,711,300.12-3,864,976.83

Finding the Fourth Proportional to 6,312,412.35, 8,711,300.12 and 3,864,976.83

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Solution

The fourth proportional to 6,312,412.35, 8,711,300.12 and 3,864,976.83 is: 5,333,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,412.35 : 8,711,300.12 = 3,864,976.83 : x
  2. Step 2: Convert to fraction form
    6,312,412.35/8,711,300.12 = 3,864,976.83/x
  3. Step 3: Cross multiply
    6,312,412.35x = 8,711,300.12 × 3,864,976.83
  4. Step 4: Simplify right side
    6,312,412.35x = 33,668,973,103,651.34
  5. Step 5: Solve for x
    x = 33,668,973,103,651.34/6,312,412.35
  6. Step 6: Final answer
    x = 5,333,772.77

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1.5x scale

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.