Home / 34,361,636.80-47,417,838.70-18,891,608.80

Finding the Fourth Proportional to 34,361,636.80, 47,417,838.70 and 18,891,608.80

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Solution

The fourth proportional to 34,361,636.80, 47,417,838.70 and 18,891,608.80 is: 26,069,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,361,636.80 : 47,417,838.70 = 18,891,608.80 : x
  2. Step 2: Convert to fraction form
    34,361,636.80/47,417,838.70 = 18,891,608.80/x
  3. Step 3: Cross multiply
    34,361,636.80x = 47,417,838.70 × 18,891,608.80
  4. Step 4: Simplify right side
    34,361,636.80x = 895,799,258,861,900.62
  5. Step 5: Solve for x
    x = 895,799,258,861,900.62/34,361,636.80
  6. Step 6: Final answer
    x = 26,069,749.36

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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.