Home / 27,749,499.66-38,295,334.85-15,191,434.62

Finding the Fourth Proportional to 27,749,499.66, 38,295,334.85 and 15,191,434.62

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Solution

The fourth proportional to 27,749,499.66, 38,295,334.85 and 15,191,434.62 is: 20,964,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,749,499.66 : 38,295,334.85 = 15,191,434.62 : x
  2. Step 2: Convert to fraction form
    27,749,499.66/38,295,334.85 = 15,191,434.62/x
  3. Step 3: Cross multiply
    27,749,499.66x = 38,295,334.85 × 15,191,434.62
  4. Step 4: Simplify right side
    27,749,499.66x = 581,761,075,548,825.25
  5. Step 5: Solve for x
    x = 581,761,075,548,825.25/27,749,499.66
  6. Step 6: Final answer
    x = 20,964,741.08

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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.