Home / 47,668,705.80-71,419,077.90-39,102,664.20

Finding the Fourth Proportional to 47,668,705.80, 71,419,077.90 and 39,102,664.20

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Solution

The fourth proportional to 47,668,705.80, 71,419,077.90 and 39,102,664.20 is: 58,585,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668,705.80 : 71,419,077.90 = 39,102,664.20 : x
  2. Step 2: Convert to fraction form
    47,668,705.80/71,419,077.90 = 39,102,664.20/x
  3. Step 3: Cross multiply
    47,668,705.80x = 71,419,077.90 × 39,102,664.20
  4. Step 4: Simplify right side
    47,668,705.80x = 2,792,676,220,597,341.50
  5. Step 5: Solve for x
    x = 2,792,676,220,597,341.50/47,668,705.80
  6. Step 6: Final answer
    x = 58,585,106.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.