Home / 13,365,127.59-18,443,883.63-7,253,556.09

Finding the Fourth Proportional to 13,365,127.59, 18,443,883.63 and 7,253,556.09

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Solution

The fourth proportional to 13,365,127.59, 18,443,883.63 and 7,253,556.09 is: 10,009,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,127.59 : 18,443,883.63 = 7,253,556.09 : x
  2. Step 2: Convert to fraction form
    13,365,127.59/18,443,883.63 = 7,253,556.09/x
  3. Step 3: Cross multiply
    13,365,127.59x = 18,443,883.63 × 7,253,556.09
  4. Step 4: Simplify right side
    13,365,127.59x = 133,783,744,427,637.80
  5. Step 5: Solve for x
    x = 133,783,744,427,637.80/13,365,127.59
  6. Step 6: Final answer
    x = 10,009,911.50

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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.