Home / 8,365,128-11,546,300.16-5,424,866.88

Finding the Fourth Proportional to 8,365,128, 11,546,300.16 and 5,424,866.88

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Solution

The fourth proportional to 8,365,128, 11,546,300.16 and 5,424,866.88 is: 7,487,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,128 : 11,546,300.16 = 5,424,866.88 : x
  2. Step 2: Convert to fraction form
    8,365,128/11,546,300.16 = 5,424,866.88/x
  3. Step 3: Cross multiply
    8,365,128x = 11,546,300.16 × 5,424,866.88
  4. Step 4: Simplify right side
    8,365,128x = 62,637,141,324,522.70
  5. Step 5: Solve for x
    x = 62,637,141,324,522.70/8,365,128
  6. Step 6: Final answer
    x = 7,487,887.97

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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.