Home / 20,150,090.06-27,806,816.67-11,329,549.39

Finding the Fourth Proportional to 20,150,090.06, 27,806,816.67 and 11,329,549.39

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Solution

The fourth proportional to 20,150,090.06, 27,806,816.67 and 11,329,549.39 is: 15,634,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150,090.06 : 27,806,816.67 = 11,329,549.39 : x
  2. Step 2: Convert to fraction form
    20,150,090.06/27,806,816.67 = 11,329,549.39/x
  3. Step 3: Cross multiply
    20,150,090.06x = 27,806,816.67 × 11,329,549.39
  4. Step 4: Simplify right side
    20,150,090.06x = 315,038,702,833,713.06
  5. Step 5: Solve for x
    x = 315,038,702,833,713.06/20,150,090.06
  6. Step 6: Final answer
    x = 15,634,605.20

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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.