Home / 27,620,673.40-38,118,799.38-15,233,190.22

Finding the Fourth Proportional to 27,620,673.40, 38,118,799.38 and 15,233,190.22

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Solution

The fourth proportional to 27,620,673.40, 38,118,799.38 and 15,233,190.22 is: 21,023,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620,673.40 : 38,118,799.38 = 15,233,190.22 : x
  2. Step 2: Convert to fraction form
    27,620,673.40/38,118,799.38 = 15,233,190.22/x
  3. Step 3: Cross multiply
    27,620,673.40x = 38,118,799.38 × 15,233,190.22
  4. Step 4: Simplify right side
    27,620,673.40x = 580,670,921,913,558.12
  5. Step 5: Solve for x
    x = 580,670,921,913,558.12/27,620,673.40
  6. Step 6: Final answer
    x = 21,023,054.49

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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.