Home / 27,702,973.15-38,233,900.73-15,941,999.81

Finding the Fourth Proportional to 27,702,973.15, 38,233,900.73 and 15,941,999.81

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Solution

The fourth proportional to 27,702,973.15, 38,233,900.73 and 15,941,999.81 is: 22,002,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702,973.15 : 38,233,900.73 = 15,941,999.81 : x
  2. Step 2: Convert to fraction form
    27,702,973.15/38,233,900.73 = 15,941,999.81/x
  3. Step 3: Cross multiply
    27,702,973.15x = 38,233,900.73 × 15,941,999.81
  4. Step 4: Simplify right side
    27,702,973.15x = 609,524,838,173,218.88
  5. Step 5: Solve for x
    x = 609,524,838,173,218.88/27,702,973.15
  6. Step 6: Final answer
    x = 22,002,145.22

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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.