Home / 13,844,556.81-20,779,869.53-7,026,023.46

Finding the Fourth Proportional to 13,844,556.81, 20,779,869.53 and 7,026,023.46

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Solution

The fourth proportional to 13,844,556.81, 20,779,869.53 and 7,026,023.46 is: 10,545,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844,556.81 : 20,779,869.53 = 7,026,023.46 : x
  2. Step 2: Convert to fraction form
    13,844,556.81/20,779,869.53 = 7,026,023.46/x
  3. Step 3: Cross multiply
    13,844,556.81x = 20,779,869.53 × 7,026,023.46
  4. Step 4: Simplify right side
    13,844,556.81x = 145,999,850,778,389.03
  5. Step 5: Solve for x
    x = 145,999,850,778,389.03/13,844,556.81
  6. Step 6: Final answer
    x = 10,545,650.02

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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.