Home / 8,111,545-11,195,161.62-4,626,866.68

Finding the Fourth Proportional to 8,111,545, 11,195,161.62 and 4,626,866.68

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Solution

The fourth proportional to 8,111,545, 11,195,161.62 and 4,626,866.68 is: 6,385,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,545 : 11,195,161.62 = 4,626,866.68 : x
  2. Step 2: Convert to fraction form
    8,111,545/11,195,161.62 = 4,626,866.68/x
  3. Step 3: Cross multiply
    8,111,545x = 11,195,161.62 × 4,626,866.68
  4. Step 4: Simplify right side
    8,111,545x = 51,798,520,276,792.81
  5. Step 5: Solve for x
    x = 51,798,520,276,792.81/8,111,545
  6. Step 6: Final answer
    x = 6,385,777.34

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Double scale
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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.